Munthe, D. J. ., Lingga, J. ., Jufrizal, J. and Idris, M. . (2025) “The Effect of Valve Opening Variation on System Performance in Series and Parallel Pump Configurations”, IRA Jurnal Teknik Mesin dan Aplikasinya (IRAJTMA), 4(1), pp. 105–119. doi: 10.56862/irajtma.v4i1.185.