%0 Journal Article %A A. I. Yablonskii %A Yu. N. Chertoritskii %T Movable singularities of a cyclic system of differential equations %J Differencialʹnye uravneniâ %D 1991 %P 1720-1724 %V 27 %N 10 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_1991_27_10_a8/ %G ru %F DE_1991_27_10_a8