@article{TVP_1978_23_1_a20,
     author = {M. M. Lucenko},
     title = {The problem of $\delta$-meeting on a~$3$-dimensional ball},
     journal = {Teori\^a vero\^atnostej i ee primeneni\^a},
     pages = {198--203},
     publisher = {mathdoc},
     volume = {23},
     number = {1},
     year = {1978},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TVP_1978_23_1_a20/}
}