Hussain EA, Jasim AS. Z-transform solution for nonlinear difference equations. Al-Mustansiriyah J. Sci. [Internet]. 2021 Nov. 20 [cited 2025 Apr. 28];32(4):51-6. Available from: https://mjs.uomustansiriyah.edu.iq/index.php/MJS/article/view/1019