SRIBNYAK, I. Winning the ukrainian national idea (organizational and educational activities of Mykola Shapoval among the prisoners of warriors-ukrainians, 1916 – the beginning of 1918). Вісник Черкаського університету. Серія: Історичні науки, [S. l.], n. 3-4, 2018. Disponível em: https://history-ejournal.cdu.edu.ua/article/view/2964. Acesso em: 12 трав. 2026.