%0 Journal Article %A V. V. Veremenyuk %T A formula for the rotation number of a first-order equation whose right-hand side is quasiperiodic in time %J Differencialʹnye uravneniâ %D 1995 %P 158-159 %V 31 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_1995_31_1_a22/ %G ru %F DE_1995_31_1_a22