%0 Journal Article %A I. N. Klimashevskaya %A S. G. Kondratenya %T On the problem of the existence of systems of two differential equations that do not have solutions with moving transcendental and essentially singular points %J Differencialʹnye uravneniâ %D 1987 %P 897-899 %V 23 %N 5 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_1987_23_5_a24/ %G ru %F DE_1987_23_5_a24