RIZKI, Abdur; DWI IRYANING HANDAYANI; YUSTINA SUHANDINI. Analysis of Self-Estimated Pricing (HPS) in the Procurement Department Units 1&2 PT. PJB UP Paiton: Analisis Penentuan Harga Perkiraan Sendiri (HPS) di Bagian Pengadaan Unit 1&2 PT. PJB UP Paiton . PROZIMA (Productivity, Optimization and Manufacturing System Engineering), [S. l.], v. 7, n. 1, p. 59–72, 2023. DOI: 10.21070/prozima.v7i1.1612. Disponível em: https://prozima.umsida.ac.id/index.php/prozima/article/view/1612. Acesso em: 27 aug. 2025.