AUKŠTUOLYTĖ, Nijolė. The Mathematization of Cognitive Content and the Idea of Universal Language. Problemos, [S. l.], v. 52, p. 68–73, 1998. DOI: 10.15388/Problemos.1998.52.6936. Disponível em: https://www.journals.vu.lt/problemos/article/view/6936.. Acesso em: 17 aug. 2024.