Hotelling, H. "Some New Methods in Matrix Calculation." Annals of Mathematical Statistics, XIV (1943), 1-34.
2.
Householder, A. S.Principles of Numerical Analysis. New York: McGraw-Hill , 1953.
3.
Ullman, J. "The Probability of Convergence of an Iterative Process of Inverting a Matrix." Annals of Mathematical Statistics, XV (1944 ), 205-213.
4.
Von Neumann, J.The Computer and the Brain . New Haven: Yale University Press , 1959, 24-28.
5.
Von Neumann, J. and Goldstine, H. H. "Numerical Inverting of Matrices of High Order." Bulletin of the American Mathematical Society, LIII (1947), 1021-1099.
