FADHLIROHMAN SOEROYO, Iftikar; YUDOKO, Gatot. Developing A Project Management Maturity Model to Enhance Execution Performance in Solar EPCProjects: A Case Study of an Engineering, Procurement, and Construction (EPC) Company. Journal Research of Social Science, Economics, and Management, [S. l.], v. 5, n. 12, p. 13141–13157, 2026. DOI: 10.59141/jrssem.v5i12.1528. Disponível em: https://www.jrssem.publikasiindonesia.id.solusipublish.com/index.php/jrssem/article/view/1528. Acesso em: 24 jul. 2026.