Suhailan, S, S Abdul Samad, M A Burhanuddin, and M Makhtar. “A Hybrid Model of Ordinal Ranking-Based Clustering Using G+Rank K-Means”. International Journal of Engineering and Technology 7, no. 2.15 (April 6, 2018): 41–44. Accessed May 18, 2025. https://mail.sciencepubco.com/index.php/IJET/article/view/11209.