TY - JOUR AU - Amin, Gholam R. AU - Oukil, Amar TI - Gangless cross-evaluation in DEA: an application to stock selection JO - RAIRO - Operations Research - Recherche Opérationnelle PY - 2019 SP - 645 EP - 655 VL - 53 IS - 2 PB - EDP-Sciences UR - http://www.numdam.org/articles/10.1051/ro/2018060/ DO - 10.1051/ro/2018060 LA - en ID - RO_2019__53_2_645_0 ER -