JAMIL, Siti Jasmida; MT. PIAH, Abd. Rahni. Positivity Preserving Scattered Data Interpolation Using Ball Triangular Patches. MATEMATIKA, [S. l.], v. 24, p. 159–168, 2008. DOI: 10.11113/matematika.v24.n.538. Disponível em: https://matematika.utm.my/index.php/matematika/article/view/538. Acesso em: 4 may. 2024.