APA (7th ed.) Citation

Liu, X., Li, S., Zheng, X., & Lin, M. (2016, February). Development of a flattening system for sheet metal with free-form surface. Advances in Mechanical Engineering.

Chicago Style (17th ed.) Citation

Liu, Xinhua, Shengpeng Li, Xianhua Zheng, and Mingxing Lin. "Development of a Flattening System for Sheet Metal with Free-form Surface." Advances in Mechanical Engineering Feb. 2016.

MLA (9th ed.) Citation

Liu, Xinhua, et al. "Development of a Flattening System for Sheet Metal with Free-form Surface." Advances in Mechanical Engineering, Feb. 2016.