Sjah Razad, Haryo Seto. “Optimizing the Use of Data Management via Market Intelligence to Optimize Spending in Indonesian Oil and Gas Sectors”. Journal of Applied Information, Communication and Technology 2, no. 2 (October 25, 2015): 29-44. Accessed May 3, 2024. https://journal.sgu.ac.id/ejaict/index.php/EJAICT/article/view/6.