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Alex, J.; Friedler, E.; Penn, R.; Schütze, M. (2015). Impacts of on-site greywater reuse on wastewater systems, German-Israeli Cooperation in Water Technology Research Status Conference, 22.-24.03.2015 , Berlin
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Friedler, E.; Penn, R.; Schütze, M. (2013). Assessment of the effects of greywater reuse on gross solids movement in sewer system, IWA Conference on Sewer Processes and Networks, 28.-30.08.2013, Sheffield, UK
Penn, R.; Schütze, M.; Alex, J.; Friedler, E. (2017). Impacts of onsite greywater reuse on wastewater systems, Water, Science and Technology, vols. 75 (8):1862–1872. doi:https://doi.org/10.2166/wst.2017.057
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