Critical Success Factors for Lean Project Management Implementation in Ghana’s Upstream Petroleum Industry. Project Management Scientific Journal , [S. l.], v. 9, n. 1, p. 45–64, 2026. DOI: 10.4314/pmsj.v9i1.4. Disponível em: https://damaacademia.com/index.php/pmsj/article/view/199. Acesso em: 22 may. 2026.