M. Shaker, M., د., N. M. Basheer, د., Q. H. Ali, and قصی. “FPGA Based Speed Control of a Separately Excited DC Motor”. AL-Rafidain Journal of Computer Sciences and Mathematics, vol. 7, no. 3, June 2025, pp. 177-86, https://rjps.uomosul.edu.iq/index.php/csmj/article/view/20029.