Lita Juliana, Lita Juliana, Adi Prijuna Lubis, and Iin Almeina Lubis. “IMPLEMENTATION OF THE LEAST SQUARE METHOD TO FORECAST CEMENT SALES”. Jurnal Ipteks Terapan 17, no. 1 (February 3, 2023): 131–137. Accessed December 1, 2024. http://291726.ochkinterhk.tech/index.php/jit/article/view/1625.