APA (7th ed.) Citation

Ruan, J. (2025). Periodic solutions of a class of second-order non-autonomous differential equations.

Chicago Style (17th ed.) Citation

Ruan, Jia. Periodic Solutions of a Class of Second-order Non-autonomous Differential Equations. 2025.

MLA (9th ed.) Citation

Ruan, Jia. Periodic Solutions of a Class of Second-order Non-autonomous Differential Equations. 2025.

Warning: These citations may not always be 100% accurate.