Evaluating Bacteria Removal Potential by Slow Sand Filtration: Effects of Rhine and Lava Sand and Operation Mode
Indonesia, a Southeast Asian country has some regions where water cannot be easily accessed by people. One of these regions is Gunung Kidul District, Yogyakarta Special Province. Geomorphologically, Gunung Kidul is covered by a karst formation that incorporates over hundreds of interconnected caves....
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[Yogyakarta] : Universitas Gadjah Mada
2011
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