TY - JOUR AU - Chunji Li AU - Mi Ryeong Lee AU - Yiping Xiao TI - A distinction of k-hyponormal and weakly k-hyponormal weighted shifts JO - Filomat PY - 2021 SP - 5293 VL - 35 IS - 15 UR - http://geodesic.mathdoc.fr/articles/10.2298/FIL2115293L/ DO - 10.2298/FIL2115293L LA - en ID - 10_2298_FIL2115293L ER -