BRÓD, Dorota; SZYNAL-LIANA, Anetta. On Mersenne numbers and their bihyperbolic generalizations. Annales Mathematicae Silesianae, [S. l.], 2024. Disponível em: https://trrest.vot.pl/ojsus/index.php/AMSIL/article/view/17853. Acesso em: 2 jul. 2025.