1. Shorted operators;Anderson;SIAM J. Appl. Math.,1971
2. Series and parallel addition of matrices;Anderson;J. Math. Anal. Appl.,1963
3. On the infimum of two projections;Anderson;Acta Sci. Math. (Szeged),1972
4. Shorted Operators, II;Anderson;SIAM J. Appl. Math.,1975
5. Contributions to the theory of generalized inverses;Israel;J. Indust. Appl. Math.,1963