THE CONTRIBUTION OF MYKOLA SUMTZOV IN THE STUDY OF ALEXANDR PUSHKIN LEGACY (BASED ON KHARKIV MATERIALS). World Science, [S. l.], v. 3, n. 5(57), p. 20–24, 2020. DOI: 10.31435/rsglobal_ws/31052020/7084. Disponível em: https://rspublisher.org/index.php/ws/article/view/1334. Acesso em: 17 mar. 2026.