%0 Journal Article %A A. B. Vasil'eva %A V. A. Vinokurov %A S. A. Lomov %A Yu. A. Mitropol'skii %T Mathematical School “The Method of Small Parameter and Its Application” %J Trudy Matematicheskogo Instituta imeni V.A. Steklova %D 1978 %V 33 %N 3 %U http://geodesic.mathdoc.fr/item/RM_1978_33_3_a30/ %G ru %F RM_1978_33_3_a30