BOLIANOVSKYI, A. . “HISTORIOGRAPHY OF CONFRONTATION BETWEEN POLISH AND UKRAINIAN UNDERGROUND FORCES DURING THE YEARS OF THE GERMAN-SOVIET WAR: MAIN TENDENCIES OF INTERPRETATION OF THE EVENTS IN POLAND”. EAST EUROPEAN HISTORICAL BULLETIN, no. 18, Mar. 2021, pp. 239-51, doi:10.24919/2519-058X.18.226505.