@article{DAN_1987_297_6_a4,
     author = {V. V. Kucherenko and V. B. Berkun},
     title = {Investigation of the convergence of the multigrid method for stiff},
     journal = {Doklady Akademii Nauk},
     pages = {1307--1310},
     year = {1987},
     volume = {297},
     number = {6},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1987_297_6_a4/}
}