Berbache Aziza

Publications in Math-Net.Ru

1. Upper bounds for the number of limit cycles for a class of polynomial differential systems via the averaging method
   
   Bul. Acad. Ştiinţe Repub. Mold. Mat., 2021, no. 3,  72–87
2. Two limit cycles for a class of discontinuous piecewise linear differential systems with two pieces
   
   Sib. Èlektron. Mat. Izv., 17 (2020),  1488–1515
3. Limit cycles for a class of polynomial differential systems via averaging theory
   
   J. Sib. Fed. Univ. Math. Phys., 12:2 (2019),  145–159