Wildansyah, Danial, and Gallang Perdhana Dalimunthe. “Competitive Strategy For a Niche Oilfield Service Company in Indonesia: A Case Study of Vikingr”. Journal of Accounting and Finance Management 7, no. 3 (July 21, 2026): 1003–1014. Accessed July 23, 2026. https://dinastires.org/JAFM/article/view/3505.