MAHESWARAN, A. Characterization of Delta Operator for Poisson-Charlier Polynomials. Journal of Informatics and Mathematical Sciences, [S. l.], v. 10, n. 1-2, p. 33–43, 2018. DOI: 10.26713/jims.v10i1-2.675. Disponível em: http://www.rgnpublications.com/journals/index.php/jims/article/view/675. Acesso em: 28 apr. 2024.