TY - JOUR AU - O. V. Mukina TI - Upper semicontinuity of an attractor of a singularly perturbed hyperbolic equation JO - Vestnik Moskovskogo universiteta. Matematika, mehanika PY - 1993 SP - 61 EP - 63 IS - 5 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/VMUMM_1993_5_a13/ LA - ru ID - VMUMM_1993_5_a13 ER -