“Upper Bound of the Number of Zeros for Abelian Integrals in a Kind of Quadratic Reversible Centers of Genus One”. Journal of Nonlinear Modeling and Analysis 6, no. 1 (March 19, 2024): 218–227. Accessed February 26, 2026. https://global-sci.com/index.php/jnma/article/view/13733.