Wang, Li Chun; Wang, Hui Min; Chen, Gui Jing Covariance-improved estimators of a generalized seemingly unrelated regression equations system. (Chinese. English summary) Zbl 1155.62342 Chin. J. Appl. Probab. Stat. 17, No. 2, 156-162 (2001). MSC: 62F10 Point estimation 62H12 Estimation in multivariate analysis 62J05 Linear regression; mixed models PDFBibTeX XMLCite \textit{L. C. Wang} et al., Chin. J. Appl. Probab. Stat. 17, No. 2, 156--162 (2001; Zbl 1155.62342)