APA (7th ed.) Citation

Cai, J., Wei, M., & Zhu, H. Nine Limit Cycles in a 5-Degree Polynomials Liénard System. Wiley.

Chicago Style (17th ed.) Citation

Cai, Junning, Minzhi Wei, and Hongying Zhu. Nine Limit Cycles in a 5-Degree Polynomials Liénard System. Wiley.

MLA (9th ed.) Citation

Cai, Junning, et al. Nine Limit Cycles in a 5-Degree Polynomials Liénard System. Wiley.