1. Forecasting, Time Series, and Regression: An Applied Approach;O’Connell,2005
2. L. Pastor, R. Stambaugh, Predictive systems: Living with imperfect predictors, Working Paper, Chicago GBS, 2006
3. Generalized Inverses: Theory and Applications;Ben Israel,1974
4. On the reciprocal of the general algebraic matrix (Abstract);Moore;Bull. Amer. Math. Soc.,1920
5. General analysis;Moore;Mem. Amer. Philos. Soc.,1935