Sameer A. S., Isah Yusuf, and Bello Abdullahi. “AN APPLICATION OF TIME DEPENDENT FOURIER AMPLITUDE MODEL ON FORECASTING THE UNITED STATE POPULATION”. FUDMA JOURNAL OF SCIENCES 7, no. 4 (August 30, 2023): 133 - 138. Accessed November 24, 2024. https://fjs.fudutsinma.edu.ng/index.php/fjs/article/view/1908.