1. |
A. M. Vigodner, A. A. Pervozvanskii, “A modification of the conjugate-gradient algorithm for the stable solution of an ill-conditioned problem by the method of least squares”, Zh. Vychisl. Mat. Mat. Fiz., 31:8 (1991), 1131–1145 ; U.S.S.R. Comput. Math. Math. Phys., 31:8 (1991), 6–17 |
1
|