@article{TIMM_2010_16_1_a6,
     author = {A. R. Danilin and O. O. Kovrizhnykh},
     title = {Asymptotics of the optimal time in a~singular perturbation linear problem},
     journal = {Trudy Instituta matematiki i mehaniki},
     pages = {63--75},
     publisher = {mathdoc},
     volume = {16},
     number = {1},
     year = {2010},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TIMM_2010_16_1_a6/}
}