@article{DE_1975_11_2_a18,
     author = {E. I. Danilova},
     title = {The nature of the movable singular points of a certain system of differential equations},
     journal = {Differencialʹnye uravneni\^a},
     pages = {377--379},
     publisher = {mathdoc},
     volume = {11},
     number = {2},
     year = {1975},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_1975_11_2_a18/}
}