TY - JOUR AU - A. D. Matros TI - Asymptotic solution of a boundary value problem for a singularly perturbed equation of mixed type JO - Vestnik Moskovskogo universiteta. Matematika, mehanika PY - 1997 SP - 3 EP - 7 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/VMUMM_1997_4_a0/ LA - ru ID - VMUMM_1997_4_a0 ER -