TY - JOUR AU - Debnath, Indira P. AU - Gupta, Shiv K. TI - The Karush–Kuhn–Tucker conditions for multiple objective fractional interval valued optimization problems JO - RAIRO - Operations Research - Recherche Opérationnelle PY - 2020 SP - 1161 EP - 1188 VL - 54 IS - 4 PB - EDP-Sciences UR - http://www.numdam.org/articles/10.1051/ro/2019055/ DO - 10.1051/ro/2019055 LA - en ID - RO_2020__54_4_1161_0 ER -