中国科学院数学与系统科学研究院期刊网
AMS
Averaging Approach to the Limit Cycles of A Class of Discontinuous Piecewise Differential Systems
Jie Li, Jaume Llibre
Acta Mathematica Sinica . 2026, (4): 940 -960 .  DOI: 10.1007/s10114-026-2316-0