@article{LKN_2007_6_6_a0,
     author = {V. I. Afanasyev},
     title = {Random walks and branching processes},
     journal = {Lekcionnye kursy NOC},
     pages = {3--187},
     year = {2007},
     volume = {6},
     number = {6},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/LKN_2007_6_6_a0/}
}