Bastien, G. ., and M. . Rogalski. “Difference Equations on $\mathbb{R}_*^+$, of the Form $u_{n+2}=\frac{f(u_{n+1})}{u_n+\lambda}$, $\lambda>0$, With Applications to Perturbations of Dynamical Systems”. Sarajevo Journal of Mathematics, vol. 18, no. 1, Jan. 2024, pp. 63-82, doi:10.5644/SJM.18.01.05.