GAIŽUTIS, Algirdas. Republican Conference on Philosophy. Problemos, [S. l.], v. 23, p. 116–117, 1979. DOI: 10.15388/Problemos.1979.23.6251. Disponível em: https://test.zurnalai.vu.lt/problemos/article/view/6251. Acesso em: 25 oct. 2025.