APA (7th ed.) Citation

Xu, W., & Zeng, L. Invariance compensation PID control for a proportional valve-controlled asymmetric cylinder system. SAGE Publishing.

Chicago Style (17th ed.) Citation

Xu, Wenbin, and Le Zeng. Invariance Compensation PID Control for a Proportional Valve-controlled Asymmetric Cylinder System. SAGE Publishing.

MLA (9th ed.) Citation

Xu, Wenbin, and Le Zeng. Invariance Compensation PID Control for a Proportional Valve-controlled Asymmetric Cylinder System. SAGE Publishing.

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