HELMIZAR, H. FLOW CHARACTERISTIC OF HEAD DIFFERENCE PUMP AS ARRANGED IN SERIES AND PARALLEL. Rekayasa Mekanika: Jurnal Ilmiah Teknik Mesin, [S. l.], v. 3, n. 1, p. 31–36, 2019. DOI: 10.33369/rekayasamekanika.v3i1.9933. Disponível em: https://ejournal.unib.ac.id/rekayasamekanika/article/view/9933. Acesso em: 9 jun. 2025.