In memory of Igor Ekhiel'evich Dzyaloshinski. (October 2021) - Andreev, A F; Brazovskii, S A; Kats, E I; Kondratenko, P S; Kreines, NM; V V, Lebedev; Mineev, V P; Novikov, S P; Obukhov, S P; Pitaevskii, L P; Spaldin, N; Khmel'nitskii, D E