Mohd Annuar, K. A., W. N. Abd Rashid, M. R. Mohamad Sapiee, N. A. Ab Hadi, and M. S. Mohd Azali. “PI Controller Design for DC Motor Using Different Power Electronic Converters”. Journal of Telecommunication, Electronic and Computer Engineering (JTEC), vol. 10, no. 1-11, Feb. 2018, pp. 119-23, https://jtec.utem.edu.my/jtec/article/view/3859.