PERVEZ, K. Shape Preservation of the Stationary 4-Point Quaternary Subdivision Schemes. Communications in Mathematics and Applications, [S. l.], v. 9, n. 3, p. 249–264, 2018. DOI: 10.26713/cma.v9i3.719. Disponível em: https://www.rgnpublications.com/journals/index.php/cma/article/view/719. Acesso em: 3 may. 2024.