Marchuk О. (2019). Vinnytsia period of the activity of UNR Minister of Education, Ivan Ogienko: contribution to the process of the national educational system formation (February 1919). Scientific Papers of the Vinnytsia Mykhailo Kotsyiubynskyi State Pedagogical University Series History, 29, 54-60. https://doi.org/10.31652/2411-2143-2019-29-54-60