@article{KUIPM_1980_8_8_a4,
     author = {S. N. Perfilov},
     title = {One method for the solution of a linear operator equation},
     journal = {Issledovaniya po Prikladnoi Matematike i Informatike},
     pages = {23--28},
     year = {1980},
     volume = {8},
     number = {8},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/KUIPM_1980_8_8_a4/}
}