@article{ZVMMF_1986_26_3_a13,
     author = {M. A. Ivanov},
     title = {An efficient algorithm for solution of systems of difference equations with a block-tridiagonal matrix},
     journal = {\v{Z}urnal vy\v{c}islitelʹnoj matematiki i matemati\v{c}eskoj fiziki},
     pages = {458--461},
     publisher = {mathdoc},
     volume = {26},
     number = {3},
     year = {1986},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ZVMMF_1986_26_3_a13/}
}