GEČIAUSKAS, E. Distribution of a distance in an ovaloid. Lithuanian Mathematical Journal, [S. l.], v. 7, n. 1, p. 35–36, 1967. DOI: 10.15388/LMJ.1967.19931. Disponível em: https://www.zurnalai.vu.lt/LMJ/article/view/19931. Acesso em: 2 may. 2025.