MLA

Wu, et al. Principles and Applications of Relax: A Robust and Universal Estimator. Springer Singapore, 2019.

APA

Wu, W., Feng, Q., Jia, Q., & Yang, L. (2019). Principles and Applications of RELAX: A Robust and Universal Estimator. Springer Singapore.

Chicago

Wu, Qing Feng, Qiongqiong Jia, and Lei Yang. Principles and Applications of RELAX: A Robust and Universal Estimator. : Springer Singapore, 2019.