Abdussakir, Abdussakir. “Radius, Diameter, Multiplisitas Sikel, Dan Dimensi Metrik Graf Komuting Dari Grup Dihedral”. Jurnal Matematika MANTIK 3, no. 1 (October 26, 2017): 1–4. Accessed May 5, 2024. https://jurnalsaintek.uinsby.ac.id/index.php/mantik/article/view/156.