APA (7th ed.) Citation

Hu, X., & Zhu, C. The Periodic Solutions for Planar -Body Problems. Wiley.

Chicago Style (17th ed.) Citation

Hu, Xiaohong, and Changrong Zhu. The Periodic Solutions for Planar -Body Problems. Wiley.

MLA (9th ed.) Citation

Hu, Xiaohong, and Changrong Zhu. The Periodic Solutions for Planar -Body Problems. Wiley.

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