Bigun, I. (2020) “The Raid of the Ivan Bogun Detachment to Chełm Land (May–July, 1944)”, Scientific Papers of the Vinnytsia Mykhailo Kotsyiubynskyi State Pedagogical University Series History, (33), pp. 44–54. doi:10.31652/2411-2143-2020-33-44-54.