Boosted Whittaker-Henderson Graduation of Order 1: A Graph Spectral Filter Using Discrete Cosine Transform. Contemporary Mathematics , [S. l.], v. 6, n. 2, p. 2027–2037, 2025. DOI: 10.37256/cm.6220254409. Disponível em: https://ojs353.mebyme.cn/index.php/CM/article/view/4409. Acesso em: 24 dec. 2025.