KALENDA, Česlovas. About the Formation of Ecological Ethics. Problemos, [S. l.], v. 50, p. 102–112, 1996. DOI: 10.15388/Problemos.1996.50.6981. Disponível em: https://journals.vu.lt./problemos/article/view/6981. Acesso em: 27 apr. 2025.