%0 Journal Article %A Yoenha Kim %A Eungil Ko %T On hyponormality of the sum of two composition operators %J Filomat %D 2022 %P 3561 %V 36 %N 11 %U http://geodesic.mathdoc.fr/articles/10.2298/FIL2211561K/ %R 10.2298/FIL2211561K %G en %F 10_2298_FIL2211561K