GITIK, R. Geodesic Triangles in H² with Short Sides. Contemporary Mathematics, [S. l.], v. 3, n. 4, p. 468–472, 2022. DOI: 10.37256/cm.3420221362. Disponível em: https://ojs.wiserpub.com/index.php/CM/article/view/1362. Acesso em: 9 may. 2024.