%0 Journal Article %A S. A. Lomov %A A. G. Eliseev %T Asymptotic integration of singularly perturbed problems %J Trudy Matematicheskogo Instituta imeni V.A. Steklova %D 1988 %P 1-63 %V 43 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/RM_1988_43_3_a0/ %G en %F RM_1988_43_3_a0