BUKOR, Jozsef; FILAKOVSZKY, Péter; TÓTH, János T. On the diophantine equation x_1x_2···x_n = h(n)(x_1 + x_2 +...+ x_n). Annales Mathematicae Silesianae, [S. l.], v. 12, p. 123–130, 1998. Disponível em: https://journals.us.edu.pl/index.php/AMSIL/article/view/14169. Acesso em: 26 apr. 2025.