ANNAMALAI, C.; SIQUEIRA, A. M. de O. Lemma on the Binomial Coefficients of Combinatorial Geometric Series . The Journal of Engineering and Exact Sciences, Viçosa/MG, BR, v. 8, n. 9, p. 14760–01i, 2022. DOI: 10.18540/jcecvl8iss9pp14760-01i. Disponível em: https://periodicos.ufv.br/jcec/article/view/14760. Acesso em: 22 may. 2024.