@article{TVP_1970_15_2_a1,
     author = {S. V. Nagaev},
     title = {On the speed of convergence in a~boundary {problem.~I}},
     journal = {Teori\^a vero\^atnostej i ee primeneni\^a},
     pages = {179--199},
     publisher = {mathdoc},
     volume = {15},
     number = {2},
     year = {1970},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TVP_1970_15_2_a1/}
}