TY - JOUR AU - Ştefan Mititelu AU - I. M. Stancu-Minasian TI - Efficiency and Duality for Multiobjective Fractional Variational Problems With $( ho, b)$-Quasiinvexity JO - Yugoslav journal of operations research PY - 2009 SP - 85 VL - 19 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/YJOR_2009_19_1_a5/ LA - en ID - YJOR_2009_19_1_a5 ER -