APA (7th ed.) Citation

Xu, M., & Ma, R. On a Fourth-Order Boundary Value Problem at Resonance. Wiley.

Chicago Style (17th ed.) Citation

Xu, Man, and Ruyun Ma. On a Fourth-Order Boundary Value Problem at Resonance. Wiley.

MLA (9th ed.) Citation

Xu, Man, and Ruyun Ma. On a Fourth-Order Boundary Value Problem at Resonance. Wiley.

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