Foreword to the special section on the 29th international ACM conference on 3D web technology.

António Augusto de Sousa A. Augusto de Sousa University of Porto, Faculty of Engineering, INESC TEC, Portugal https://sigarra.up.pt/feup/pt/func_geral.formview?p_codigo=209500 https://orcid.org/0000-0002-9883-2686 https://www.scopus.com/authid/detail.uri?authorId=15764310700 https://www.authenticus.pt/R-000-1XT https://publons.com/researcher/2754202

A. Augusto de Sousa Miguel Ángel Guevara-López Traian Lavric Foreword to the special section on the 29th international ACM conference on 3D web technology. 104523 2026 134 Comput. Graph. https://doi.org/10.1016/j.cag.2025.104523 db/journals/cg/cg134.html#SousaGL26 streams/journals/cg

Teresa Matos 0001 Daniel Mendes João Jacob A. Augusto de Sousa Rui Rodrigues 0001 Do We Need 3D to See? Impact of Dimensionality of the Virtual Environment on Attention. 1216-1217 2025 VR Workshops https://doi.org/10.1109/VRW66409.2025.00254 conf/vr/2025w db/conf/vr/vr2025w.html#0001MJS025 Thomas Bashford-Rogers Daniel Meneveaux Mehdi Ammi Mounia Ziat Stefan Jänicke Helen C. Purchase Petia Radeva Antonino Furnari Kadi Bouatouch A. Augusto de Sousa Proceedings of the 20th International Joint Conference on Computer Vision, Imaging and Computer Graphics Theory and Applications, VISIGRAPP 2025 - Volume 1: GRAPP, HUCAPP and IVAPP, Porto, Portugal, February 26-28, 2025. VISIGRAPP (1): GRAPP, HUCAPP, IVAPP SCITEPRESS 2025 978-989-758-728-3 https://doi.org/10.5220/0000196500003912 db/conf/visigrapp/visigrapp2025-1.html Thomas Bashford-Rogers Daniel Meneveaux Mehdi Ammi Mounia Ziat Stefan Jänicke Helen C. Purchase Petia Radeva Antonino Furnari Kadi Bouatouch A. Augusto de Sousa Proceedings of the 20th International Joint Conference on Computer Vision, Imaging and Computer Graphics Theory and Applications, VISIGRAPP 2025 - Volume 2: VISAPP, Porto, Portugal, February 26-28, 2025. VISIGRAPP (2): VISAPP SCITEPRESS 2025 978-989-758-728-3 https://www.scitepress.org/ProceedingsDetails.aspx?ID=uymaLx0/rmQ= db/conf/visigrapp/visigrapp2025-2.html Thomas Bashford-Rogers Daniel Meneveaux Mehdi Ammi Mounia Ziat Stefan Jänicke Helen C. Purchase Petia Radeva Antonino Furnari Kadi Bouatouch A. Augusto de Sousa Proceedings of the 20th International Joint Conference on Computer Vision, Imaging and Computer Graphics Theory and Applications, VISIGRAPP 2025 - Volume 3: VISAPP, Porto, Portugal, February 26-28, 2025. VISIGRAPP (3): VISAPP SCITEPRESS 2025 978-989-758-728-3 https://www.scitepress.org/ProceedingsDetails.aspx?ID=Nwfhd2TG8mg= db/conf/visigrapp/visigrapp2025-3.html Bruno Georgevich Ferreira Armando Jorge Miranda de Sousa Luís Paulo Reis António Augusto de Sousa Rui Rodrigues 0001 Rosaldo Rossetti AIMSM - A Mechanism to Optimize Systems with Multiple AI Models: A Case Study in Computer Vision for Autonomous Mobile Robots. 53-64 2024 EPIA (3) https://doi.org/10.1007/978-3-031-73503-5_5 conf/epia/2024-3 db/conf/epia/epia2024-3.html#FerreiraSRSRR24 streams/conf/epia Thomas Bashford-Rogers Daniel Méneveaux Mounia Ziat Mehdi Ammi Stefan Jänicke Helen C. Purchase Kadi Bouatouch A. Augusto de Sousa Proceedings of the 19th International Joint Conference on Computer Vision, Imaging and Computer Graphics Theory and Applications, VISIGRAPP 2024, Volume 1: GRAPP, HUCAPP and IVAPP, Rome, Italy, February 27-29, 2024. VISIGRAPP (1): GRAPP, HUCAPP, IVAPP SCITEPRESS 2024 978-989-758-679-8 https://doi.org/10.5220/0000183300003660 db/conf/visigrapp/visigrapp2024-1.html Petia Radeva Antonino Furnari Kadi Bouatouch A. Augusto de Sousa Proceedings of the 19th International Joint Conference on Computer Vision, Imaging and Computer Graphics Theory and Applications, VISIGRAPP 2024, Volume 2: VISAPP, Rome, Italy, February 27-29, 2024. VISIGRAPP (2): VISAPP SCITEPRESS 2024 978-989-758-679-8 https://www.scitepress.org/ProceedingsDetails.aspx?ID=z7/YTqfSA1o= db/conf/visigrapp/visigrapp2024-2.html Petia Radeva Antonino Furnari Kadi Bouatouch A. Augusto de Sousa Proceedings of the 19th International Joint Conference on Computer Vision, Imaging and Computer Graphics Theory and Applications, VISIGRAPP 2024, Volume 3: VISAPP, Rome, Italy, February 27-29, 2024. VISIGRAPP (3): VISAPP SCITEPRESS 2024 978-989-758-679-8 https://www.scitepress.org/ProceedingsDetails.aspx?ID=uz0C+hESD2g= db/conf/visigrapp/visigrapp2024-3.html Petia Radeva Antonino Furnari Kadi Bouatouch A. Augusto de Sousa Proceedings of the 19th International Joint Conference on Computer Vision, Imaging and Computer Graphics Theory and Applications, VISIGRAPP 2024, Volume 4: VISAPP, Rome, Italy, February 27-29, 2024. VISIGRAPP (4): VISAPP SCITEPRESS 2024 978-989-758-679-8 https://www.scitepress.org/ProceedingsDetails.aspx?ID=MHRKKMhq/s8= db/conf/visigrapp/visigrapp2024-4.html A. Augusto de Sousa Vlastimil Havran Alexis Paljic Tabitha C. Peck Christophe Hurter Helen C. Purchase Giovanni Maria Farinella Petia Radeva Kadi Bouatouch Computer Vision, Imaging and Computer Graphics Theory and Applications - 16th International Joint Conference, VISIGRAPP 2021, Virtual Event, February 8-10, 2021, Revised Selected Papers VISIGRAPP (Revised Selected Papers) Springer 2023 Communications in Computer and Information Science 1691 978-3-031-25476-5 978-3-031-25477-2 https://doi.org/10.1007/978-3-031-25477-2 db/conf/grapp/selection2021.html A. Augusto de Sousa Kurt Debattista Alexis Paljic Mounia Ziat Christophe Hurter Helen C. Purchase Giovanni Maria Farinella Petia Radeva Kadi Bouatouch Computer Vision, Imaging and Computer Graphics Theory and Applications - 17th International Joint Conference, VISIGRAPP 2022, Virtual Event, February 6-8, 2022, Revised Selected Papers VISIGRAPP (Revised Selected Papers) Springer 2023 Communications in Computer and Information Science 1815 978-3-031-45724-1 978-3-031-45725-8 https://doi.org/10.1007/978-3-031-45725-8 db/conf/grapp/selection2022.html A. Augusto de Sousa Thomas Bashford-Rogers Kadi Bouatouch Proceedings of the 18th International Joint Conference on Computer Vision, Imaging and Computer Graphics Theory and Applications, VISIGRAPP 2023, Volume 1: GRAPP, Lisbon, Portugal, February 19-21, 2023. VISIGRAPP (1: GRAPP) SCITEPRESS 2023 978-989-758-634-7 https://doi.org/10.5220/0000171000003417 db/conf/grapp/grapp2023.html Kadi Bouatouch A. Augusto de Sousa Manuela Chessa Alexis Paljic Andreas Kerren Christophe Hurter Giovanni Maria Farinella Petia Radeva José Braz Computer Vision, Imaging and Computer Graphics Theory and Applications - 15th International Joint Conference, VISIGRAPP 2020 Valletta, Malta, February 27-29, 2020, Revised Selected Papers VISIGRAPP (Revised Selected Papers) Springer 2022 Communications in Computer and Information Science 1474 978-3-030-94892-4 978-3-030-94893-1 https://doi.org/10.1007/978-3-030-94893-1 db/conf/grapp/selection2020.html A. Augusto de Sousa Kurt Debattista Kadi Bouatouch Proceedings of the 17th International Joint Conference on Computer Vision, Imaging and Computer Graphics Theory and Applications, VISIGRAPP 2022, Volume 1: GRAPP, Online Streaming, February 6-8, 2022. VISIGRAPP (1: GRAPP) SCITEPRESS 2022 978-989-758-555-5 https://doi.org/10.5220/0000156800003124 db/conf/grapp/grapp2022.html

Rui Rodrigues 0001 Teresa Matos 0001 Alexandre Valle de Carvalho Jorge G. Barbosa Rodrigo Assaf Rui Nóbrega António Coelho 0001 A. Augusto de Sousa Computer Graphics teaching challenges: Guidelines for balancing depth, complexity and mentoring in a confinement context. 200021 2021 4 Graph. Vis. Comput. https://doi.org/10.1016/j.gvc.2021.200021 db/journals/cgx/cgx4.html#RodriguesMCBANC21

Daniel Garrido Rui Rodrigues 0001 A. Augusto de Sousa João Jacob Daniel Castro Silva Point Cloud Interaction and Manipulation in Virtual Reality. 15-20 2021 AIVR https://doi.org/10.1145/3480433.3480437 conf/aivr2/2021 db/conf/aivr2/aivr2021.html#Garrido0SJS21 A. Augusto de Sousa Vlastimil Havran José Braz Kadi Bouatouch Proceedings of the 16th International Joint Conference on Computer Vision, Imaging and Computer Graphics Theory and Applications, VISIGRAPP 2021, Volume 1: GRAPP, Online Streaming, February 8-10, 2021. VISIGRAPP (1: GRAPP) SCITEPRESS 2021 978-989-758-488-6 https://doi.org/10.5220/0000146400002866 db/conf/grapp/grapp2021.html

António Coelho 0001 Rui Rodrigues 0001 Rui Nóbrega João Jacob Leonel Morgado Pedro Cardoso 0002 Maria van Zeller Liliana Santos António Augusto de Sousa Serious Pervasive Games. 30 2020 2 Frontiers Comput. Sci. https://doi.org/10.3389/fcomp.2020.00030 db/journals/fcomp/fcomp2.html#CoelhoRNJMCZSS20

Kadi Bouatouch A. Augusto de Sousa José Braz Proceedings of the 15th International Joint Conference on Computer Vision, Imaging and Computer Graphics Theory and Applications, VISIGRAPP 2020, Volume 1: GRAPP, Valletta, Malta, February 27-29, 2020. VISIGRAPP (1: GRAPP) SCITEPRESS 2020 978-989-758-402-2 db/conf/grapp/grapp2020.html Carlos M. Costa 0001 Germano Veiga Armando Sousa Luís Freitas Rocha A. Augusto de Sousa Rui Rodrigues 0001 Ulrike Thomas Modeling of video projectors in OpenGL for implementing a spatial augmented reality teaching system for assembly operations. 1-8 2019 ICARSC https://doi.org/10.1109/ICARSC.2019.8733617 conf/icarsc/2019 db/conf/icarsc/icarsc2019.html#CostaVSRSRT19 António Coelho 0001 Pedro Cardoso 0002 Marina Camilo A. Augusto de Sousa Designing of a mobile app for the development of pervasive games. 153-159 2019 ICGI https://doi.org/10.1109/ICGI47575.2019.8955034 conf/icgi2/2019 db/conf/icgi2/icgi2019.html#CoelhoCCS19

Maximino Bessa Miguel Melo A. Augusto de Sousa José Vasconcelos-Raposo The effects of body position on Reflexive Motor Acts and the sense of presence in virtual environments. 35-41 2018 71 Comput. Graph. https://doi.org/10.1016/j.cag.2017.11.003 db/journals/cg/cg71.html#BessaMSV18

Diego Jesus Gustavo Patow António Coelho 0001 António Augusto de Sousa Generalized selections for direct control in procedural buildings. 106-121 2018 72 Comput. Graph. https://doi.org/10.1016/j.cag.2018.02.003 https://www.wikidata.org/entity/Q57557835 db/journals/cg/cg72.html#JesusPCS18

Anabela Marto António Augusto de Sousa Mobile AR Performance Issues in a Cultural Heritage Environment. 15-31 2018 9 Int. J. Creative Interfaces Comput. Graph. 1 https://doi.org/10.4018/IJCICG.2018010102 https://www.wikidata.org/entity/Q129446647 db/journals/ijcicg/ijcicg9.html#MartoS18

Anabela Marto Alexandrino Gonçalves A. Augusto de Sousa DinofelisAR: Users' Perspective About a Mobile AR Application in Cultural Heritage. 79-92 2018 VRTCH https://doi.org/10.1007/978-3-030-05819-7_7 conf/vrtch/2018 db/conf/vrtch/vrtch2018.html#MartoGS18

J. Jacinto Vasconcelos-Raposo Maximino Bessa Miguel Melo Luís Barbosa Rui Rodrigues 0001 Carla Maria Teixeira Luciana Cabral António Augusto de Sousa Adaptation and Validation of the Igroup Presence Questionnaire (IPQ) in a Portuguese Sample. 191-203 2016 25 Presence Teleoperators Virtual Environ. 3 https://doi.org/10.1162/PRES_a_00261 db/journals/presence/presence25.html#Vasconcelos-Raposo16

Diego Jesus António Coelho 0001 António Augusto de Sousa Layered shape grammars for procedural modelling of buildings. 933-943 2016 32 Vis. Comput. 6-8 https://doi.org/10.1007/s00371-016-1254-8 https://www.wikidata.org/entity/Q57557919 db/journals/vc/vc32.html#JesusCS16

Rui Nóbrega João Jacob Rui Rodrigues 0001 António Coelho 0001 A. Augusto de Sousa Augmenting Physical Maps: an AR Platform for Geographical Information Visualization. 31-32 2016 Eurographics (Posters) https://doi.org/10.2312/egp.20161052 conf/eurographics/2016posters db/conf/eurographics/eg-posters2016.html#NobregaJRCS16 A. Augusto de Sousa Kadi Bouatouch 37th Annual Conference of the European Association for Computer Graphics, Eurographics 2016 - Tutorials, Lisbon, Portugal, May 9-13, 2016 Eurographics (Tutorials) Eurographics Association 2016 http://diglib.eg.org/handle/10.2312/15068 db/conf/eurographics/eg-tutorials2016.html Diego Jesus António Coelho 0001 António Augusto de Sousa Towards interactive procedural modelling of buildings. 109-112 2015 SCCG https://doi.org/10.1145/2788539.2788554 https://www.wikidata.org/entity/Q57557967 conf/sccg/2015 db/conf/sccg/sccg2015.html#JesusCS15 Pedro Miguel Moreira Luís Paulo Reis António Augusto de Sousa An Agent-based Framework for Intelligent Optimization of Interactive Visualizations. 154-159 2013 ICAART (1) conf/icaart/2013-1 db/conf/icaart/icaart2013-1.html#MoreiraRS13 Miguel Chover António Augusto de Sousa 34th Annual Conference of the European Association for Computer Graphics, Eurographics 2013 - Posters, Girona, Spain, May 6-10, 2013 2013 Eurographics Association Eurographics (Posters) https://diglib.eg.org/handle/10.2312/303 db/conf/eurographics/eg-posters2013.html

José Carlos Miranda Xenxo Alvarez João Orvalho Diego Gutierrez A. Augusto de Sousa Verónica Orvalho Sketch express: A sketching interface for facial animation. 585-595 2012 36 Comput. Graph. 6 https://doi.org/10.1016/j.cag.2012.03.002 db/journals/cg/cg36.html#MirandaAOGSO12

José Carlos Miranda Xenxo Alvarez José Soleno António Augusto de Sousa Irina Fernández Verónica Orvalho Perceiving interactive sketching through facial expressions. 127 2012 SAP https://doi.org/10.1145/2338676.2338709 conf/apgv/2012 db/conf/apgv/sap2012.html#MirandaASSFO12 Diego Jesus António Coelho 0001 Carlos Rebelo André Cardoso A. Augusto de Sousa A Pipeline for Procedural Modelling from Geospatial Data. 9-10 2012 Eurographics (Posters) https://doi.org/10.2312/conf/EG2012/posters/009-010 conf/eurographics/2012posters db/conf/eurographics/eg-posters2012.html#JesusCRCS12 Pedro Brandão Silva António Coelho 0001 Rui Rodrigues 0001 António Augusto de Sousa A Procedural Geometry Modeling API. 129-134 2012 GRAPP/IVAPP conf/grapp/2012 db/conf/grapp/grapp2012.html#SilvaCRS12 https://doi.org/10.5220/0003848101290134 Tiago Martins Pedro Brandão Silva António Coelho 0001 A. Augusto de Sousa An Urban Ontology to Generate Collaborative Virtual Environments for Municipal Planning and Management. 507-510 2012 GRAPP/IVAPP conf/grapp/2012 db/conf/grapp/grapp2012.html#MartinsSCS12 https://doi.org/10.5220/0003849705070510 José Carlos Miranda Xenxo Alvarez João Orvalho Diego Gutierrez A. Augusto de Sousa Verónica Orvalho Sketch Express: Facial Expressions Made Easy. 87-94 2011 SBIM https://doi.org/10.2312/SBM/SBM11/087-094 https://doi.org/10.1145/2021164.2021180 conf/sbm/2011 db/conf/sbm/sbm2011.html#MirandaAOGSO11 Pedro Miguel Moreira Luís Paulo Reis António Augusto de Sousa New Algorithms for GPU Stream Compaction - A Comparative Study. 119-128 2009 GRAPP conf/grapp/2009 db/conf/grapp/grapp2009.html#MoreiraRS09 Pedro Miguel Moreira Luís Paulo Reis António Augusto de Sousa Jumping Jack - A Parallel Algorithm for Non-Monotonic Stream Compaction. 137-146 2009 GRAPP conf/grapp/2009 db/conf/grapp/grapp2009.html#MoreiraRS09a Mário Freitas António Augusto de Sousa António Coelho 0001 Evaluation of Visualization Features in Three-dimensional Location-based Mobile Services. 328-336 2009 GRAPP conf/grapp/2009 db/conf/grapp/grapp2009.html#FreitasSC09 Mário Freitas A. Augusto de Sousa António Coelho 0001 A Visualization Paradigm for 3D Map-Based Mobile Services. 89-103 2009 VISIGRAPP (Selected Papers) https://doi.org/10.1007/978-3-642-11840-1_7 https://www.wikidata.org/entity/Q57558064 conf/visapp/2009-s db/conf/visapp/visigrapp2009.html#FreitasSC09 Verónica Orvalho José Carlos Miranda António Augusto de Sousa Facial Synthesys of 3D Avatars for Therapeutic Applications. 96-98 2009 Annual Review of Cybertherapy and Telemedicine https://doi.org/10.3233/978-1-60750-017-9-96 series/shti/144 db/series/shti/shti144.html#OrvalhoMS09

Alexandre Valle de Carvalho A. Augusto de Sousa Cristina Ribeiro 0001 Emília Costa A temporal focus + context visualization model for handling valid-time spatial information. 265-274 2008 7 Inf. Vis. 3-4 https://doi.org/10.1057/palgrave.ivs.9500188 https://www.wikidata.org/entity/Q57726626 db/journals/ivs/ivs7.html#CarvalhoSRC08

Pedro Miguel Moreira Luís Paulo Reis António Augusto de Sousa Visualization Optimization : Application to the RoboCup Rescue Domain http://arxiv.org/abs/0810.2021 2008 CoRR abs/0810.2021 db/journals/corr/corr0810.html#abs-0810-2021

António Coelho 0001 Maximino Bessa António Augusto de Sousa Fernando Nunes Ferreira Expeditious Modelling of Virtual Urban Environments with Geospatial L-systems. 769-782 2007 26 Comput. Graph. Forum 4 https://doi.org/10.1111/j.1467-8659.2007.01032.x https://www.wikidata.org/entity/Q57558089 db/journals/cgf/cgf26.html#CoelhoBSF07

Pedro Miguel Moreira Luís Paulo Reis António Augusto de Sousa Best multiple-view selection: application to the visualization of urban rescue simulations. 301-306 2006 CompIMAGE conf/compimage/2006 db/conf/compimage/compimage2006.html#MoreiraRS06 Alexandre Valle de Carvalho Cristina Ribeiro 0001 A. Augusto de Sousa A Spatio-temporal Database System Based on TimeDB and Oracle Spatial. 11-20 2006 CONFENIS https://doi.org/10.1007/0-387-34456-X_2 https://www.wikidata.org/entity/Q57726631 conf/ifip8/2006 db/conf/ifip8/confenis2006.html#CarvalhoRS06 António Coelho 0001 Maximino Bessa A. Augusto de Sousa Fernando Nunes Ferreira Expeditious Modelling of Virtual Urban Environments with Geospatial L-systems. 109-119 2006 SIACG https://doi.org/10.2312/LocalChapterEvents/siacg/siacg06/109-119 conf/siacg/2006 db/conf/siacg/siacg2006.html#CoelhoBSF06

João Luiz Dihl Comba Isabel Navazo António Augusto de Sousa Introduction. 639-640 2005 29 Comput. Graph. 5 https://doi.org/10.1016/j.cag.2005.08.001 db/journals/cg/cg29.html#CombaNS05

António Fernando F. Coelho António Augusto de Sousa Fernando Nunes Ferreira Modelling urban scenes for LBMS. 37-46 2005 conf/vrml/2005 Web3D https://doi.org/10.1145/1050491.1050497 https://www.wikidata.org/entity/Q57558099 db/conf/vrml/web3d2005.html#CoelhoSF05 António Fernando F. Coelho António Augusto de Sousa Fernando Nunes Ferreira 3D Modelling of Large Urban Scenes from Diverse Sources of Information. 2003 ELPUB https://nbn-resolving.org/urn:nbn:se:elpub-0335 conf/elpub/2003 db/conf/elpub/elpub2003.html#CoelhoSF03 José M. Laginha M. Palma Jack J. Dongarra Vicente Hernández António Augusto de Sousa High Performance Computing for Computational Science - VECPAR 2002, 5th International Conference, Porto, Portugal, June 26-28, 2002, Selected Papers and Invited Talks VECPAR Lecture Notes in Computer Science 2565 Springer 2003 3-540-00852-7 db/conf/vecpar/vecpar2002.html https://doi.org/10.1007/3-540-36569-9 António Augusto de Sousa Juan Carlos Torres 0001 21st Annual Conference of the European Association for Computer Graphics, Eurographics 2000 - Short Presentations, Interlaken, Switzerland, August 21-25, 2000 Eurographics (Short Presentations) Eurographics Association 2000 https://diglib.eg.org/handle/10.2312/220 db/conf/eurographics/eg-short2000.html António Cardoso Costa António Augusto de Sousa Fernando Nunes Ferreira Lighting Design: A Goal Based Approach using Optimisation. 317-328 1999 conf/rt/1999 Rendering Techniques db/conf/rt/rt1999.html#CostaSF99 https://doi.org/10.1007/978-3-7091-6809-7_28 https://doi.org/10.2312/EGWR/EGWR99/317-328 António Augusto de Sousa Fernando Nunes Ferreira A Scalable Implementation of an Interactive Increasing Realism Ray-Tracing Algorithm. 458-469 1996 conf/vecpar/1996 VECPAR db/conf/vecpar/vecpar1996.html#SousaF96 https://doi.org/10.1007/3-540-62828-2_135 António Augusto de Sousa Síntese de imagem: controlo progressivo do nível de realismo e arquitecturas paralelas University of Porto, Portugal 1995 https://hdl.handle.net/10216/12808 José Manuel Leitão António Augusto de Sousa António Cardoso Costa Fernando Nunes Ferreira Strategies and Implementation of Ray-Tracing with Increasing Realism. 23-32 1992 Graphics Modeling and Visualization in Science and Technology https://doi.org/10.1007/978-3-642-77811-7_2 conf/gmvset/1992 db/conf/gmvset/gmvset1992.html#LeitaoSCF92

Fernando Nunes Ferreira António Cardoso Costa António Augusto de Sousa V. Afonso Branco 3D graphics developments and research at INESC.Norte. 47-53 1990 14 Comput. Graph. 1 https://doi.org/10.1016/0097-8493(90)90008-L db/journals/cg/cg14.html#FerreiraCSB90

A. Augusto de Sousa António M. C. Costa Fernando N. Ferreira Interactive Ray-Tracing for Image production with Increasing Realism. 1990 Eurographics https://doi.org/10.2312/egtp.19901036 conf/eurographics/1990 db/conf/eurographics/eg1990.html#SousaCF90 Xenxo Alvarez Mehdi Ammi Rodrigo Assaf Jorge G. Barbosa Luís Barbosa Thomas Bashford-Rogers Maximino Bessa Kadi Bouatouch V. Afonso Branco José Braz Luciana Cabral Marina Camilo André Cardoso Pedro Cardoso 0002 Alexandre Valle de Carvalho Manuela Chessa Miguel Chover António Coelho 0001 António Fernando F. Coelho João Luiz Dihl Comba António Cardoso Costa António M. C. Costa Carlos M. Costa 0001 Emília Costa Kurt Debattista Jack J. Dongarra Giovanni Maria Farinella Irina Fernández Bruno Ferreira 0007Bruno Georgevich Ferreira Fernando N. Ferreira Fernando Nunes Ferreira Mário Freitas Antonino Furnari Daniel Garrido Alexandrino Gonçalves Miguel Guevara 0001Miguel Ángel Guevara-López Diego Gutierrez Vlastimil Havran Vicente Hernández Christophe Hurter João Tiago Pinheiro Neto JacobJoão Jacob Stefan Jänicke Diego Jesus Andreas Kerren Traian Lavric José M. N. LeitãoJosé Manuel Leitão Tiago Martins Anabela Marto Teresa Matos 0001 Miguel Melo Daniel Mendes Daniel MeneveauxDaniel Méneveaux José Carlos Miranda Pedro Miguel Moreira Leonel Morgado Isabel Navazo Rui Nóbrega João Orvalho Verónica Orvalho Alexis Paljic José M. Laginha M. Palma Gustavo Patow Tabitha C. Peck Helen C. Purchase Petia Radeva Carlos Rebelo Luís Paulo Reis Cristina Ribeiro 0001 Luís Freitas Rocha Rui Rodrigues 0001 Rosaldo J. F. RossettiRosaldo Rossetti Liliana Santos Daniel Castro Silva Pedro Brandão Silva José Soleno Armando SousaArmando Jorge Miranda de Sousa Carla Maria Teixeira Ulrike Thomas Juan Carlos Torres 0001 José Vasconcelos-RaposoJ. Jacinto Vasconcelos-Raposo Germano Veiga Maria van Zeller Mounia Ziat