@article{IVM_1976_4_a7,
     author = {N. Ya. Tikhonenko},
     title = {The method of approximate factorization},
     journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika},
     pages = {74--86},
     publisher = {mathdoc},
     number = {4},
     year = {1976},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/IVM_1976_4_a7/}
}