@article{RO_2019__53_3_749_0,
     author = {Gu, Yuandong and Zhao, Linlin and Zha, Yong and Liang, Liang},
     title = {DEA models for two decision makers with conflicts: the principal-agent problem},
     journal = {RAIRO - Operations Research - Recherche Op\'erationnelle},
     pages = {749--765},
     publisher = {EDP-Sciences},
     volume = {53},
     number = {3},
     year = {2019},
     doi = {10.1051/ro/2018052},
     mrnumber = {3962719},
     zbl = {1423.90113},
     language = {en},
     url = {http://archive.numdam.org/articles/10.1051/ro/2018052/}
}