“PROYEKSI HARGA LADA PUTIH DI KOTA PANGKAL PINANG MENGGUNAKAN EXPONENTIAL SMOOTHING: PROJECTION OF WHITE PEPPER’S PRICE IN PANGKAL PINANG CITY PROVINCE OF BANGKA BELITUNG USING EXPONENTIAL SMOOTHING”. Fraction: Jurnal Teori dan Terapan Matematika 1, no. 1 (December 31, 2021): 26–30. Accessed March 30, 2026. https://fraction.ubb.ac.id/index.php/fraction/article/view/4.