@article{UZKU_1962_122_4_a4,
     author = {G. Ya. Kostromin},
     title = {On the time of exit of a~wandering particle at the boundary},
     journal = {U\v{c}\"enye zapiski Kazanskogo universiteta. Seri\^a Fiziko-matemati\v{c}eskie nauki},
     pages = {65--73},
     publisher = {mathdoc},
     volume = {122},
     number = {4},
     year = {1962},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/UZKU_1962_122_4_a4/}
}