Ramesh, Obbu, and S. Sharief Basha. “An Intuitionistic Fuzzy Graph’s Signless Laplacian Energy”. International Journal of Engineering and Technology 7, no. 4.10 (October 2, 2018): 892–895. Accessed February 14, 2026. https://www.sciencepubco.com/index.php/IJET/article/view/26782.