@article{RO_2020__54_1_211_0, author = {Wang, Le and Zhang, Hong-Yu and Wang, Jian-Qiang and Wu, Guo-Fang}, title = {Picture fuzzy multi-criteria group decision-making method to hotel building energy efficiency retrofit project selection}, journal = {RAIRO - Operations Research - Recherche Op\'erationnelle}, pages = {211--229}, publisher = {EDP-Sciences}, volume = {54}, number = {1}, year = {2020}, doi = {10.1051/ro/2019004}, mrnumber = {4061512}, zbl = {1439.62053}, language = {en}, url = {http://www.numdam.org/articles/10.1051/ro/2019004/} }