Hendrawati, Hilda Ayu, and Sukaris Sukaris. “Analysis of Promotion Strategy in Increasing Sales at PT Cipta Giri Sentosa”. INNOVATION RESEARCH JOURNAL 4, no. 2 (January 11, 2024): 171–177. Accessed July 25, 2025. https://journal.umg.ac.id/index.php/innovation/article/view/6988.