ADEGOKE, Kunle; FRONTCZAK, Robert; GRYSZKA, Karol. Double sums involving binomial coefficients and specjal numbers. Annales Mathematicae Silesianae, [S. l.], 2026. Disponível em: https://journals.us.edu.pl/index.php/AMSIL/article/view/23303. Acesso em: 6 nov. 2026.