UMASEKAR, Vijayakumar. Sustainable Lean Procurement and Contract Management in Oil and Gas Industry. International Journal of Multidisciplinary: Applied Business and Education Research, Malang, Indonesia, v. 5, n. 5, p. 1872–1964, 2024. DOI: 10.11594/ijmaber.05.05.30. Disponível em: https://ijmaberjournal.org/index.php/ijmaber/article/view/1712.. Acesso em: 5 jul. 2025.