共 50 条
- [21] KOLMOGOROV DIFFERENTIAL SYSTEMS WITH PRESCRIBED ALGEBRAIC LIMIT CYCLES SIBERIAN ELECTRONIC MATHEMATICAL REPORTS-SIBIRSKIE ELEKTRONNYE MATEMATICHESKIE IZVESTIYA, 2021, 18 : 1 - 8
- [22] ALGEBRAIC LIMIT CYCLES FOR QUADRATIC POLYNOMIAL DIFFERENTIAL SYSTEMS DISCRETE AND CONTINUOUS DYNAMICAL SYSTEMS-SERIES B, 2018, 23 (06): : 2475 - 2485
- [27] On the structural instability of non-hyperbolic limit cycles on planar polynomial vector fields SAO PAULO JOURNAL OF MATHEMATICAL SCIENCES, 2024, : 1605 - 1618