SRISAWAT, S.; SRIPRAD, W. On Some Identites and Generating Functions for (s,t)-Pell and (s,t)-Pell-Lucas Numbers. Progress in Applied Science and Technology, Thailand, v. 7, n. 2, p. 194–199, 2017. Disponível em: https://ph02.tci-thaijo.org/index.php/past/article/view/243074. Acesso em: 7 dec. 2025.