- ALEXANDER BRUDNYI, “Universal curves in the center problem for Abel differential equations”, Ergod. Th. Dynam. Sys., 36, № 5, 2016, 1379
- Jihua Yang, “Limit Cycles of a Kind of Nonsmooth Differential Systems with Two Switching Lines”, Int. J. Bifurcation Chaos, 31, № 06, 2021, 2150095
- S. Wang, P. Yu, “Bifurcation of limit cycles in a quintic Hamiltonian system under a sixth-order perturbation”, Chaos, Solitons & Fractals, 26, № 5, 2005, 1317
- T. Kaiser, J.-P. Rolin, P. Speissegger, “Transition maps at non-resonant hyperbolic singularities are o-minimal”, Journal für die reine und angewandte Mathematik (Crelles Journal), 2009, № 636, 2009, 1
- Jaume Llibre, Claudia Valls, “The 16th Hilbert Problem for Discontinuous Piecewise Linear Differential Systems Separated by the Algebraic Curve $y=x^{n}$”, Math Phys Anal Geom, 26, № 4, 2023, 25
- Deyue Ma, Junmin Yang, “Bifurcation of limit cycles near a heteroclinic loop with nilpotent cusps”, Communications in Nonlinear Science and Numerical Simulation, 125, 2023, 107337
- Magdalena Caubergh, “Bifurcation of the separatrix skeleton in some 1-parameter families of planar vector fields”, Journal of Differential Equations, 259, № 3, 2015, 989
- Renato Huzak, “Cyclicity of canard cycles with hyperbolic saddles located away from the critical curve”, Journal of Differential Equations, 320, 2022, 479
- A. Yu. Fishkin, “On the number of limit cycles of planar quadratic vector fields”, Dokl. Math., 80, № 2, 2009, 728
- L. A. Cherkas, A. A. Grin’, “On a Dulac function for the Kukles system”, Diff Equat, 46, № 6, 2010, 818