MLA

Fu, Xiaoyu, Qi Lü, and Xu Zhang. Carleman Estimates for Second Order Partial Differential Operators and Applications. Springer International Publishing, 2019.

APA

Fu, X., Lü, Q., & Zhang, X. (2019). Carleman Estimates for Second Order Partial Differential Operators and Applications. Springer International Publishing.

Chicago

Fu, Xiaoyu, Qi Lü, and Xu Zhang. Carleman Estimates for Second Order Partial Differential Operators and Applications. : Springer International Publishing, 2019.