MALIAUKIENĖ, Livija. About the possibility of the extension of the additive arithmetic. Lietuvos matematikos rinkinys, [S. l.], v. 42, n. spec., p. 466–470, 2002. DOI: 10.15388/LMR.2002.32978. Disponível em: https://www.journals.vu.lt/LMR/article/view/32978.. Acesso em: 17 may. 2024.