TY - JOUR AU - Örkcü, Mediha AU - Özsoy, Volkan Soner AU - Örkcü, H. Hasan TI - An optimistic-pessimistic DEA model based on game cross efficiency approach JO - RAIRO - Operations Research - Recherche Opérationnelle PY - 2020 SP - 1215 EP - 1230 VL - 54 IS - 4 PB - EDP-Sciences UR - http://archive.numdam.org/articles/10.1051/ro/2019052/ DO - 10.1051/ro/2019052 LA - en ID - RO_2020__54_4_1215_0 ER -