ABBAS, Muhammad; ABD MAJID, Ahmad; MD.ALI, Jamaludin. Positivity Preserving Interpolation of Positive Data by Cubic Trigonometric Spline. MATEMATIKA, [S. l.], v. 27, p. 41–50, 2011. DOI: 10.11113/matematika.v27.n.295. Disponível em: https://matematika.utm.my/index.php/matematika/article/view/295. Acesso em: 30 apr. 2024.