@article{MZM_1979_25_5_a9,
     author = {V. A. Vatutin},
     title = {Distance to the nearest common ancestor in bellman-harris branching processes},
     journal = {Matemati\v{c}eskie zametki},
     pages = {733--741},
     year = {1979},
     volume = {25},
     number = {5},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MZM_1979_25_5_a9/}
}