%0 Journal Article %A O. Yu. Milyukova %T MPI+OpenMP parallel implementation of conjugate gradient method with factored implicit preconditioners %J Matematičeskoe modelirovanie %D 2021 %P 19-38 %V 33 %N 10 %I mathdoc %U http://geodesic.mathdoc.fr/item/MM_2021_33_10_a1/ %G ru %F MM_2021_33_10_a1