%0 Journal Article %A Fei Zuo %A Junli Shen %A Alatancang Chen %T Classes of operators related to 2-isometric operators %J Filomat %D 2022 %P 3809 %V 36 %N 11 %U http://geodesic.mathdoc.fr/articles/10.2298/FIL2211809Z/ %R 10.2298/FIL2211809Z %G en %F 10_2298_FIL2211809Z