RAHMADANI, R.; ZEFRIYENNI, Z. Market Structure Analysis in Improving the Efficiency Of Company Operational Management: Manajemen. Jurnal Multidisiplin Sahombu, [S. l.], v. 6, n. 03, p. 1038–1044, 2026. Disponível em: https://ejournal.seaninstitute.or.id/index.php/JMS/article/view/8844. Acesso em: 24 sep. 2026.