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Elmitwalli, T.A. (2013) Mathematical modeling of upflow anaerobic sludge blanket (UASB) reactor treating domestic wastewater. Water Science & Technology 67(1), 24-32.
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Elmitwalli, T.A. (2013) Sludge accumulation and conversion to methane in a septic tank treating domestic wastewater or black water. Water Science & Technology 68(4), 956-964.
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Elmitwalli, T.A. and Otterpohl, R. (2011) Grey water treatment in upflow anaerobic sludge blanket (UASB) reactor at different temperatures. Water Science & Technology 64(3), 610-617.
http://www.iwaponline.com/wst/06403/wst064030610.htm
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Elmitwalli, T.A., Zeeman, G. and Otterpohl, R. (2011) Modeling anaerobic-digestion of concentrated black-water and faecal matter in accumulation system. Water Science & Technology 63(9), 2039-2045. http://www.iwaponline.com/wst/06309/wst063092039.htm
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Elmitwalli, T. A., Shalabi, M., Wendland, C. and Otterpohl, R. (2007) Grey water treatment in UASB reactor at ambient temperature. Water Science & Technology 55 (7), 173 – 180.
http://www.iwaponline.com/wst/05507/wst055070173.htm
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Elmitwalli, T. A. and Otterpohl, R. (2007) Anaerobic biodegradability and treatment of grey water in upflow anaerobic sludge blanket (UASB) reactor. Water Research 41, 1379–1387.
http://www.sciencedirect.com/science/journal/00431354
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Elmitwalli, T.A., Feng, Y., Behrendt, J. and Otterpohl R. (2006) Anaerobic digestion potential for ecological and decentralised sanitation in urban areas. Water Science & Technology, 53(9), 45–54.
http://www.iwaponline.com/wst/05309/wst053090045.htm
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Kujawa-Roeleveld, K., Elmitwalli, T.A. and Zeeman, G. (2006) Enhanced primary treatment of concentrated black water and kitchen residues within DESAR concept using two types of anaerobic digesters. Water Science & Technology, 53(9),159–168.
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Elmitwalli, T.A., Raimundo, R., Kujawa-Roelevel K. and Zeeman G. (2006) Low-temperature post-treatment of anaerobically treated-sewage in anaerobic filter with cationic-polymer addition. Water Science & Technology, 53(9), 177–184.
http://www.iwaponline.com/wst/05309/wst053090177.htm
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Elmitwalli, T. A., van Leeuwen, M., Kujawa-Roeleveld, K., Sanders, W. and Zeeman, G., (2006) Anaerobic biodegradability and digestion in accumulation systems for concentrated black water and kitchen organic-wastes. Water Science & Technology, 53(8), 167-175.
http://www.iwaponline.com/wst/05308/wst053080167.htm
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Elmitwalli, T. A., van Lier, J., Zeeman, G. and Lettinga, G. (2004) Treatment of domestic sewage at low temperature in a two-anaerobic step system followed by a trickling filter. Water Science & Technology, 48(11/12), 199-206. http://www.iwaponline.com/wst/04811/wst048110199.htm
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Elmitwalli, T. A., Sayed, S., Groendijk, L., van Lier, J., Zeeman, G. and Lettinga, G. (2003) Decentralised treatment of concentrated sewage at low temperature in a two-step anaerobic system: two upflow-hybrid septic tanks. Water Science & Technology, 48(6), 219-226.
http://www.iwaponline.com/wst/04806/wst048060219.htm
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Kujawa-Roeleveld, K., Elmitwalli, T., Gaillard, A., van Leeuwen, M. and Zeeman, G. (2003) Co-digestion of concentrated black water and kitchen refuse in an accumulation system within a DESAR concept. Water Science & Technology, 48(4), 121-128.
http://www.iwaponline.com/wst/04804/wst048040121.htm
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Elmitwalli, T. A., Al-Sarawey, A., El-Sherbiny, M. F., Zeeman, G. and Lettinga, G. (2003) Anaerobic biodegradability and treatment of Egyptian domestic sewage. Journal of Environmental Science and Health: Part A. 38(10), 2043-2055.
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Elmitwalli, T.A., Sklyar, V., Zeeman, G. and Lettinga, G. (2002) Low temperature pre-treatment of domestic sewage in anaerobic hybrid and anaerobic filter reactor. Bioresource Technology 82(3), 233-239. http://www.sciencedirect.com/science/journal/09608524
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Elmitwalli, T.A., Zeeman, G., Oahn, K.L.T. and Lettinga, G. (2002) Treatment of domestic sewage in a two-step system anaerobic filter/anaerobic hybrid reactor at low temperature. Water Research 36(9), 2225-2232. http://www.sciencedirect.com/science/journal/00431354
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Elmitwalli, T. A., Soellner, J., Keizer, A. de, Zeeman, G., Bruning, H. and Lettinga, G. (2001) Biodegradability and change of physical characteristics of particles during anaerobic digestion of domestic sewage. Water Research 35(5), 1311-1317. http://www.sciencedirect.com/science/journal/00431354
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Elmitwalli, T.A., Zeeman, G. and Lettinga, G. (2001) Treatment of domestic sewage at low temperature. Water Science & Technology 44(4), 33-40. http://www.iwaponline.com/wst/04404/wst044040033.htm
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Elmitwalli, T. A., Dun, M. van, Zeeman, G., Bruning, H. and Lettinga, G. (2000) The role of filter media in removing suspended and colloidal particles in anaerobic reactor treating domestic sewage. Bioresource Technology 72(3), 235-240. http://www.sciencedirect.com/science/journal/09608524
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Elmitwalli, T. A., Zandvoort, M., Zeeman, G., Bruning, H. and Lettinga G. (1999) Low temperature treatment of domestic sewage in upflow anaerobic sludge blanket and anaerobic hybrid reactors. Water Science & Technology 39(5), 177-185.
http://www.iwaponline.com/wst/03905/wst039050177.htm
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