Rui Borges Lopes Frank Plastria Carlos Ferreira 0001 Beatriz Sousa Santos Location-arc routing problem: Heuristic approaches and test instances. 309-317 2014 43 Comput. Oper. Res. https://doi.org/10.1016/j.cor.2013.10.003 https://www.wikidata.org/entity/Q61441931 db/journals/cor/cor43.html#LopesPFS14