TY - JOUR AU - Zuquan Li TI - Remarks on r-separability of Pixley–Roy hyperspaces JO - Filomat PY - 2022 SP - 881 VL - 36 IS - 3 UR - http://geodesic.mathdoc.fr/articles/10.2298/FIL2203881L/ DO - 10.2298/FIL2203881L LA - en ID - 10_2298_FIL2203881L ER -