Shape Preservation of Ternary 4-point Non-Stationary Interpolating Subdivision Scheme. Punjab University Journal of Mathematics, [S. l.], v. 52, n. 1, p. 77–97, 2025. Disponível em: https://pujm.pu.edu.pk/index.php/pujm/article/view/314. Acesso em: 29 jun. 2025.