For citations:

Dobrovol’skii N.M., Dobrovol’skii N.N., Pachev U.M., Rebrova I.Yu., Chubarikov V.N. In memory of Boris Mikhailovich Shirokov. Chebyshevskii Sbornik. 2022;23(2):235-236. (In Russ.) https://doi.org/10.22405/2226-8383-2022-23-2-235-236