1. Partial orderings between matrices one of which is of rank one;Baksalary;Bull. Polish Acad. Sci. Math.,1983
2. The Coordinate-Free Approach to Gauss-Markov Estimation;Drygas,1970
3. Categorical information and the singular linear model;Feuerverger;Canad. J. Statist.,1980
4. Inequalities: Theory of Majorization and Its Applications;Marshall,1979
5. Unified theory of linear estimation;Rao;Sankhyā Ser. A,1971