AGUIRRE, M. A new expression on the convolution product of k-order derivative of Dirac delta. Nexo Revista Científica, [S. l.], v. 23, n. 1, p. 33–39, 2010. DOI: 10.5377/nexo.v23i1.37. Disponível em: https://www.camjol.info/index.php/NEXO/article/view/37. Acesso em: 5 dec. 2025.