YANKSON, K. On an Identity Involving Stirling Numbers of the Second Kind. European Journal of Mathematics and Statistics, [S. l.], v. 4, n. 4, p. 38–42, 2023. DOI: 10.24018/ejmath.2023.4.4.255. Disponível em: https://ej-math.org/index.php/ejmath/article/view/255. Acesso em: 21 jan. 2025.