حمود مناف يوسف, and برهان يقين خليل. “Using Simulation to Compare Between Parametric and Nonparametric Transfer Function Model”. Journal of Economics and Administrative Sciences 24, no. 104 (October 22, 2018): 298. Accessed March 28, 2025. https://jeasiq.uobaghdad.edu.iq/index.php/JEASIQ/article/view/86.