Edison, David, Amora Antonio Pangestu, Efanly, dan Rindiany. “PREDIKSI VOLUME PENJUALAN GAS PT PGN (PERSERO) MENGGUNAKAN REGRESI LINEAR BERGANDA”. Journal of Digital Ecosystem for Natural Sustainability 1, no. 1 (Juli 22, 2021): 14–18. Diakses November 21, 2024. https://journal.uvers.ac.id/index.php/jodens/article/view/23.