Noviyanto, Hendri, and Bayu Mukti. “Period Study Accuracy Prediction Using Sequential Minimal Optimization Algorithm”. Sinkron : jurnal dan penelitian teknik informatika 5, no. 1 (October 15, 2020): 164-169. Accessed July 16, 2024. https://jurnal.polgan.ac.id/index.php/sinkron/article/view/10621.