Soleha, I Gst Ngurah Rai Usadha and Ahmad Jamil (2017) “Enumerasi Graf Sederhana dengan Enam Simpul Menggunakan Teorema Polya”, Limits: Journal of Mathematics and Its Applications, 14(1), pp. 37–44. Available at: https://journal.its.ac.id/index.php/limits/article/view/5240 (Accessed: 24 January 2026).