HSU, L. C.; WANG, J. SOME MOBIUS-TYPE FUNCTIONS AND INVERSIONS CONSTRUCTED VIA DIFFERENCE OPERATORS. Tamkang Journal of Mathematics, [S. l.], v. 29, n. 2, p. 89–99, 1998. DOI: 10.5556/j.tkjm.29.1998.4278. Disponível em: https://journals.math.tku.edu.tw/index.php/TKJM/article/view/4278. Acesso em: 8 may. 2024.