%0 Journal Article %A Ahlam Belfar %A Rebiha Benterki %T Centers and limit cycles of generalized Kukles polynomial differential systems: phase portraits and limit cycles %J Žurnal Sibirskogo federalʹnogo universiteta. Matematika i fizika %D 2020 %P 387-397 %V 13 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/JSFU_2020_13_4_a0/ %G en %F JSFU_2020_13_4_a0