M., Mogbonju, M., Mokanjuola, S. O., and Adeniji, A. O. “Presentation Of Inverse Semigroup As Graph ”. International Journal of Engineering and Mathematical Intelligence (IJEMI) 1, no. 1,2&3 (December 13, 2023): 121–128. Accessed September 19, 2024. http://icidr.org.ng/index.php/Ijemi/article/view/439.