TY - JOUR AU - Er-Guang Yang TI - Function characterizations of some topological spaces JO - Filomat PY - 2023 SP - 10025 VL - 37 IS - 29 UR - http://geodesic.mathdoc.fr/articles/10.2298/FIL2329025Y/ DO - 10.2298/FIL2329025Y LA - en ID - 10_2298_FIL2329025Y ER -