%0 Journal Article %A Armengol Gasull %A Antoni Guillamon %A Víctor Mañosa %T Counting configurations of limit cycles and centers %J Buletinul Academiei de Ştiinţe a Republicii Moldova. Matematica %D 2023 %P 78-96 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/BASM_2023_1_a5/ %G en %F BASM_2023_1_a5