@article{MT_1984_3_a8,
     author = {V. A. Topchii},
     title = {Asymptotic behavior of the probability of nonextinction of critical general branching processes without a second moment in the number of descendants},
     journal = {Matemati\v{c}eskie trudy},
     pages = {181--197},
     publisher = {mathdoc},
     volume = {3},
     year = {1984},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MT_1984_3_a8/}
}