CHUNCHAROENKIT, W.; BODHISUWAN, W. Zero-Truncated Bell Distribution. Thai Journal of Mathematics, [S. l.], p. 193–202, 2020. Disponível em: https://thaijmath2.in.cmu.ac.th/index.php/thaijmath/article/view/1654. Acesso em: 7 apr. 2025.