TY - JOUR AU - O R Sayed AU - O G Hammad TI - Fuzzy pretopogenous structure based on way below relation JO - Filomat PY - 2023 SP - 6427 VL - 37 IS - 19 UR - http://geodesic.mathdoc.fr/articles/10.2298/FIL2319427S/ DO - 10.2298/FIL2319427S LA - en ID - 10_2298_FIL2319427S ER -