APA (7th ed.) Citation

Du, X., & Yi, Q. On periodic rings. Wiley.

Chicago Style (17th ed.) Citation

Du, Xiankun, and Qi Yi. On Periodic Rings. Wiley.

MLA (9th ed.) Citation

Du, Xiankun, and Qi Yi. On Periodic Rings. Wiley.

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