WIBOWO, Riyadi. Impact of procurement professionalization on the efficiency of public procurement. Operations Excellence: Journal of Applied Industrial Engineering, Jakarta, Indonesia, v. 11, n. 3, p. 228–239, 2019. DOI: 10.22441/oe.v11.3.2019.032. Disponível em: https://training-ojs3-publikasi.mercubuana.ac.id/index.php/oe/article/view/7124. Acesso em: 29 may. 2026.