Rahmadani, Rahmadani, and Zefriyenni Zefriyenni. “Market Structure Analysis in Improving the Efficiency Of Company Operational Management: Manajemen”. Jurnal Multidisiplin Sahombu 6, no. 03 (July 18, 2026): 1038–1044. Accessed September 23, 2026. https://ejournal.seaninstitute.or.id/index.php/JMS/article/view/8844.