MLA

Tsukuma, Hisayuki, and Tatsuya Kubokawa. Shrinkage Estimation for Mean and Covariance Matrices. Springer Singapore, 2020.

APA

Tsukuma, H., & Kubokawa, T. (2020). Shrinkage Estimation for Mean and Covariance Matrices. Springer Singapore.

Chicago

Tsukuma, Hisayuki, and Tatsuya Kubokawa. Shrinkage Estimation for Mean and Covariance Matrices. : Springer Singapore, 2020.