Maritime Educational Institutions of the Kherson Province
Imperial Novorossiya University
Natural history museology
Agricultural sector of the Bulgarian economy
Forced Industrialization in the USSR
The second Minister of Railway Transport of the Russian Empire
State terror in Soviet Ukraine in 1947-1949
East European Historical Society (2015—2020)
Post-Soviet Eastern Europe
N.M. Karamzin about Cultural and Social Development of the Countries of Western Europe and Russia
All-Russian Primary Education (1894—1917): Developmental Milestones