Hassan, Khadija, and Asmaa M. Kanan. “AFFECTION OF MOORE–PENROSE GENERALIZED INVERSE ON MATRICES OF CUBIC COMPLETE GRAPH AND NON-EMPTY REGULAR (COMPLETE) GRAPH”. Journal of Applied Science, Sept. 2024, pp. 63-72, https://jas.sabu.edu.ly/index.php/JS/article/view/16.