TY - JOUR AU - S. Ostadhadi-Dehkordi TI - Chain Condition and Fundamental Relation on $(\Delta,G)$-Sets Derived from $\Gamma$-semihypergroups JO - Kragujevac Journal of Mathematics PY - 2021 SP - 21 VL - 45 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/KJM_2021_45_1_a1/ LA - en ID - KJM_2021_45_1_a1 ER -