KOEVA, Janka. School practices – online or live?. Journal for German and Scandinavian Studies / Списание „Германистика и скандинавистика“, [S. l.], v. 1, p. 418–425, 2025. Disponível em: https://periodicals.uni-sofia.bg/index.php/gsc/article/view/3239. Acesso em: 9 feb. 2026.