[1]
Y. Soykan, “Sum Formulas For Generalized Tetranacci Numbers: Closed Forms of the Sum Formulas ∑_{k=0}ⁿx^{k}W_{k} and ∑_{k=1}ⁿx^{k}W_{-k}”, JPRM, vol. 18, no. 1, pp. 24-47, Feb. 2021.