@article{DE_1983_19_2_a3,
     author = {E. F. Mishchenko and N. Satimov},
     title = {The problem of deviation from an encounter in the critical case},
     journal = {Differencialʹnye uravneni\^a},
     pages = {220--229},
     publisher = {mathdoc},
     volume = {19},
     number = {2},
     year = {1983},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_1983_19_2_a3/}
}