@article{MT_2023_26_1_a3,
     author = {I. Sh. Kalimullin and V. G. Puzarenko and M. Kh. Faizrahmanov},
     title = {Negative numberings in admissible {sets.~I}},
     journal = {Matemati\v{c}eskie trudy},
     pages = {47--92},
     publisher = {mathdoc},
     volume = {26},
     number = {1},
     year = {2023},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MT_2023_26_1_a3/}
}