Soleha, I Gst Ngurah Rai Usadha, & Ahmad Jamil. (2017). Enumerasi Graf Sederhana dengan Enam Simpul Menggunakan Teorema Polya. Limits: Journal of Mathematics and Its Applications, 14(1), 37–44. Retrieved from https://journal.its.ac.id/index.php/limits/article/view/5240