@article{VMUMM_1993_5_a13,
     author = {O. V. Mukina},
     title = {Upper semicontinuity of an attractor of a singularly perturbed hyperbolic equation},
     journal = {Vestnik Moskovskogo universiteta. Matematika, mehanika},
     pages = {61--63},
     year = {1993},
     number = {5},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/VMUMM_1993_5_a13/}
}