KUZMICKAS, Bronius. Cultural Traditions and Progress. Problemos, [S. l.], v. 5, p. 15–22, 1970. DOI: 10.15388/Problemos.1970.5.5774. Disponível em: https://test.zurnalai.vu.lt/problemos/article/view/5774. Acesso em: 26 oct. 2025.