KALENDA, Česlovas. The Conference and the Colloquium on the Problems of Ethics. Problemos, [S. l.], v. 37, p. 128–129, 1987. DOI: 10.15388/Problemos.1987.37.7203. Disponível em: https://www.zurnalai.vu.lt/problemos/article/view/7203. Acesso em: 5 nov. 2025.