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- [22] Quadratic systems with an algebraic limit cycle of degree 2 or 4 do not have a Liouvillian first integral EQUADIFF 2003: INTERNATIONAL CONFERENCE ON DIFFERENTIAL EQUATIONS, 2005, : 325 - 327
- [23] EXISTENCE OF ABNORMAL REGIMES IN A SYSTEM OF HYDRODYNAMICAL TYPE WITH ONE QUADRATIC INTEGRAL OF MOTION IZVESTIYA AKADEMII NAUK SSSR FIZIKA ATMOSFERY I OKEANA, 1978, 14 (05): : 542 - 546
- [24] A cubic system with an invariant triangle surrounding at least one limit cycle TAIWANESE JOURNAL OF MATHEMATICS, 2003, 7 (02): : 275 - 281
- [27] Limit Cycle of a Single-Neuron System and Its Circuitry Design 2021 13TH INTERNATIONAL CONFERENCE ON ADVANCED COMPUTATIONAL INTELLIGENCE (ICACI), 2021, : 74 - 79
- [30] THE LIGHT-CURVE OF A DOUBLE SYSTEM OF SPHERICAL STARS ONE OF THEM HAVING 2 SURFACE SPOTS DOKLADI NA BOLGARSKATA AKADEMIYA NA NAUKITE, 1986, 39 (04): : 5 - 8