Kovalev Mikhail V. RussiaMoscowInstitute of World History of the Russian Academy of Sciences, 32a Leninsky Ave, Moscow 119334, RussiaSenior ResearcherPh.D. in Historykovalevmv@yandex.ruhttps://igh.ru/employees/278?locale=ru Author's articles Saratov University and Kondakov Institute in Prague: towards the History of Relationships (1928–1936)