TY - JOUR AU - Umar Muhammad Modibbo TI - Multi-Fractional Fuzzy Programming for Sustainable Agricultural Multi-Cropping Bi-Seasonal Planning JO - Yugoslav journal of operations research PY - 2022 SP - 529 VL - 32 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/YJOR_2022_32_4_a7/ LA - en ID - YJOR_2022_32_4_a7 ER -