AHMAD KHAN, Mumtaz; NAJMI, M. Discrete analogue of Cauchy’s integral formula. Pro Mathematica, [S. l.], v. 13, n. 25-26, p. 87–93, 1999. Disponível em: https://revistas.pucp.edu.pe/index.php/promathematica/article/view/8152. Acesso em: 12 dic. 2025.