ET. AL., M. I. . The Mediating Effect of Strategic Purchasing in Pre-Stressed Concrete Based Construction Project: A Case Study of Construction Contractor in Indonesia . Turkish Journal of Computer and Mathematics Education (TURCOMAT), [S. l.], v. 12, n. 10, p. 6728 –, 2021. DOI: 10.17762/turcomat.v12i10.5539. Disponível em: https://turcomat.org/index.php/turkbilmat/article/view/5539. Acesso em: 15 oct. 2024.