KALENDA, Česlovas. The Justification of Values in Ecological Ethics. Problemos, [S. l.], v. 51, p. 81–91, 1997. DOI: 10.15388/Problemos.1997.51.6957. Disponível em: https://www.zurnalai.vu.lt/problemos/article/view/6957. Acesso em: 13 nov. 2025.