@article{DM_2021_33_3_a8,
     author = {V. V. Iudelevich},
     title = {On the {\textquotedblleft}tree{\textquotedblright} structure of natural numbers},
     journal = {Diskretnaya Matematika},
     pages = {121--141},
     year = {2021},
     volume = {33},
     number = {3},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DM_2021_33_3_a8/}
}