@article{IIMI_2023_62_a0,
     author = {V. A. Zaitsev and M. M. Kibardin and G. V. Merzlyakova and S. N. Popova and L. E. Tonkov and V. I. Ukhobotov and V. N. Ushakov and A. G. Chentsov},
     title = {Nikolai {Nikandrovich} {Petrov.} {To} anniversary},
     journal = {Izvestiya Instituta Matematiki i Informatiki Udmurtskogo Gosudarstvennogo Universiteta},
     pages = {3--9},
     publisher = {mathdoc},
     volume = {62},
     year = {2023},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/IIMI_2023_62_a0/}
}