ORYZA TANNAR. Analysis Risk Management of Procurement System Goods/Services (Study Case in PT. Perusahaan Listrik Negara (PERSERO) of East Java Distribution, South Surabaya Service Area and Network. Journal of Economics, Business, and Government Challenges, [S. l.], v. 2, n. 01, p. 12–21, 2019. DOI: 10.33005/ebgc.v2i1.62. Disponível em: https://ebgc.upnjatim.ac.id/index.php/ebgc/article/view/293. Acesso em: 16 sep. 2024.