@article{RO_2019__53_2_645_0,
     author = {Amin, Gholam R. and Oukil, Amar},
     title = {Gangless cross-evaluation in {DEA:} an application to stock selection},
     journal = {RAIRO - Operations Research - Recherche Op\'erationnelle},
     pages = {645--655},
     publisher = {EDP-Sciences},
     volume = {53},
     number = {2},
     year = {2019},
     doi = {10.1051/ro/2018060},
     mrnumber = {3961737},
     zbl = {1423.90075},
     language = {en},
     url = {http://www.numdam.org/articles/10.1051/ro/2018060/}
}