%0 Journal Article
%A V. P. Ilin
%T Multigrid methods of incomplete factorization in Krylov subspaces
%J Zapiski Nauchnykh Seminarov POMI
%D 2022
%P 61-76
%V 514
%I mathdoc
%U http://geodesic.mathdoc.fr/item/ZNSL_2022_514_a3/
%G ru
%F ZNSL_2022_514_a3