@article{DAN_1960_131_3_a8,
     author = {D. F. Davidenko},
     title = {Inversion of matrices by the method of variation of parameters},
     journal = {Doklady Akademii Nauk},
     pages = {500--502},
     publisher = {mathdoc},
     volume = {131},
     number = {3},
     year = {1960},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1960_131_3_a8/}
}