KILIÇ, EMRAH; TAŞDEMI˙R, FUNDA. New binomial double sums with products op fibonacci and lucas numbers. Utilitas Mathematica , [S. l.], v. 112, 2019. Disponível em: https://utilitasmathematica.com/index.php/Index/article/view/1402. Acesso em: 17 apr. 2026.