Oleg Nikolaevich Krokhin (on his 90th birthday). (1st March 2022) - Bagaev, S N; Garanin, S G; Kolachevsky, N N; Konov, V I; Kul'chin, Yu N; Panchenko, V Ya; Popov, Yu M; Rykovanov, G N; Sergeev, A M; Suris, R A; Shalagin, A M; Shcherbakov, I A