TROFYMOVYCH, V. ., & TROFYMOVYCH, L. . (2025). UNDERGROUND ORGANIZATIONS OF PATRIOTIC YOUTH AND THEIR LIQUIDATION BY THE STATE SECURITY AGENCIES OF THE UKRAINIAN SSR (the second half of the 1950s – first half of the 1970s) . EAST EUROPEAN HISTORICAL BULLETIN, (35), 142–152. https://doi.org/10.24919/2519-058X.35.332690