Soleha, I Gst Ngurah Rai Usadha, and Ahmad Jamil. “numerasi raf ederhana engan nam impul enggunakan eorema olya”. Limits: Journal of Mathematics and Its Applications 14, no. 1 (May 15, 2017): 37–44. ccessed December 6, 2025. https://journal.its.ac.id/index.php/limits/article/view/5240.