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Hasanah, Moraida (2020) Effect of variations in Composition and Sintering Temprature on Mechanical Properties Ceramic Membrane with Bentonite, Sinabung Volcanic Ash and Carbon Active. In: Padangsidimpuan International Conference (PIC 2020).
Hasanah, Moraida (2020) Extraction Of Silica Dioxide (SiO2) From Mount Sinabung Volcanic Ash with Coprecipitation Method. In: Padangsidimpuan International Conference (PIC 2020).