NAVICKIS, Kazimieras. Differential geometry of intersection curve of two surfaces. Lietuvos matematikos rinkinys, [S. l.], v. 48, n. proc. LMS, p. 87–91, 2008. DOI: 10.15388/LMR.2008.15. Disponível em: https://www.journals.vu.lt/LMR/article/view/18067.. Acesso em: 5 may. 2024.