MALIAUKIENĖ, Livija. The provability of some weak forms of the induction axiom. Lietuvos matematikos rinkinys, [S. l.], v. 40, n. spec., p. 265–269 , 2000. DOI: 10.15388/LMR.2000.35146. Disponível em: https://journals.vu.lt./LMR/article/view/35146.. Acesso em: 21 nov. 2024.