ADHIKARY, P. R. Foundations of Geometry-IV. Kathmandu University Journal of Science, Engineering and Technology, [S. l.], v. 5, n. 1, p. 151–153, 2010. DOI: 10.3126/kuset.v5i1.2855. Disponível em: https://nepjol.info/index.php/KUSET/article/view/2855. Acesso em: 3 jul. 2024.