@article{MM_1993_5_2_a5,
     author = {A. B. Kycherov and E. J. Oleinik},
     title = {Direct methods for solving large sparse equations based on the block two by two decomposition of the matrix},
     journal = {Matemati\v{c}eskoe modelirovanie},
     pages = {66--81},
     publisher = {mathdoc},
     volume = {5},
     number = {2},
     year = {1993},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MM_1993_5_2_a5/}
}