Weizhen Huang Sebastian Merzbach Clara Callenberg Doekele Stavenga Matthias B. Hullin Rendering Iridescent Rock Dove Neck Feathers. 43:1-43:8 2022 SIGGRAPH (Conference Paper Track) https://doi.org/10.1145/3528233.3530749 conf/siggraph/2022 db/conf/siggraph/siggraph2022.html#HuangMCSH22