BAHRI, Mawardi. Construction of Quaternion-Valued Wavelets. MATEMATIKA, [S. l.], v. 26, p. 107–114, 2010. DOI: 10.11113/matematika.v26.n.553. Disponível em: https://matematika.utm.my/index.php/matematika/article/view/553. Acesso em: 9 may. 2024.