@article{TVP_1974_19_1_a2,
     author = {V. A. Vatutin},
     title = {The asymptotic probability of the first degeneration for branching processes with immigration},
     journal = {Teori\^a vero\^atnostej i ee primeneni\^a},
     pages = {26--35},
     year = {1974},
     volume = {19},
     number = {1},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TVP_1974_19_1_a2/}
}