@article{TVP_1983_28_3_a1,
     author = {N. M. Yanev and K. V. Mitov},
     title = {The life-periods of critical branching processes with random migration},
     journal = {Teori\^a vero\^atnostej i ee primeneni\^a},
     pages = {458--467},
     publisher = {mathdoc},
     volume = {28},
     number = {3},
     year = {1983},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TVP_1983_28_3_a1/}
}