Keywords: UFTI.jpg ru Пе вая всесоюзная конфе енция по тео етической физике Ха ьков 1929 год en First all-Union conference on theoretical physics Kharkov 1929 1929 http //odnarodyna com ua/content/fizik-eksperimentator-ivan-obreimov author other versions Custom license marker 2014 09 30 PD-Old Uploaded with UploadWizard Physicists from the Soviet Union |