21/12/2020 Doctor Habilitatus defense, Evgeny Rybin (photo by A. Yu. Fedorchenko)Evgeny Rybin’s Doctor Habilitatus defense, 21/12/2020 (picture by A. Yu. Fedorchenko)Evgeny Rybin’s Doctor Habilitatus defense, 21/12/2020 (photo by A. Yu. Fedorchenko)
Academician Anatoly P. Derevianko at Evgeny Rybin’s Doctor Habilitatus defense, 21/12/2020 (photo by A. Yu. Fedorchenko)Evgeny Rybin’s Doctor Habilitatus defense, 21/12/2020 (photo by A. Yu. Fedorchenko)
