Effectiveness Study on The Vacuum Biomass Gasification System Using Variation of Suction Pump Rotation Power and Biomass Wetness NT Setioputro, M Kosim, DP Kosasih, R Sukwadi, WW Basuki, DI Saputra WSEAS Transactions on Earth Sciences and Human Constructions 2, 72-80, 2022 | 2 | 2022 |