ЛАГЕТКО, В. В. THE UKRAINIAN SHOOTING OF THE STARS: VASYL CHUMAK. PRECARPATHIAN BULLETIN OF THE SHEVCHENKO SCIENTIFIC SOCIETY Idea, [S. l.], n. 3(27), p. 225–238, 2019. Disponível em: https://pvntsh.nung.edu.ua/index.php/idea/article/view/640. Acesso em: 11 dec. 2025.