%0 Journal Article %A E. I. Danilova %T Algebraic and algebraic-logarithmic moving singularities of systems of second order differential equations %J Differencialʹnye uravneniâ %D 1976 %P 1303-1305 %V 12 %N 7 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_1976_12_7_a18/ %G ru %F DE_1976_12_7_a18