%0 Journal Article %A Berbache, Aziza %T On limit cycles of piecewise differential systems formed by arbitrary linear systems and a class of quadratic systems %J Mathematica Bohemica %D 2023 %P 617-629 %V 148 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.21136/MB.2022.0181-21/ %R 10.21136/MB.2022.0181-21 %G en %F 10_21136_MB_2022_0181_21