The r-Dowling Numbers and Matrices Containing r-Whitney Numbers of the Second Kind and Lah Numbers. European Journal of Pure and Applied Mathematics, Maryland, USA, v. 12, n. 3, p. 1122–1137, 2019. DOI: 10.29020/nybg.ejpam.v12i3.3494. Disponível em: https://www.ejpam.com/index.php/ejpam/article/view/3494.. Acesso em: 19 jun. 2024.