%0 Journal Article %A V. N. Gorbuzov %T An estimate for the number of compact leaves of foliations defined by differential equations %J Differencialʹnye uravneniâ %D 1997 %P 1307-1311 %V 33 %N 10 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_1997_33_10_a1/ %G ru %F DE_1997_33_10_a1