@article{DE_1976_12_7_a18,
     author = {E. I. Danilova},
     title = {Algebraic and algebraic-logarithmic moving singularities of systems of second order differential equations},
     journal = {Differencialʹnye uravneni\^a},
     pages = {1303--1305},
     publisher = {mathdoc},
     volume = {12},
     number = {7},
     year = {1976},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_1976_12_7_a18/}
}