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Kunz, Sylvie; Romero-Esquivel, Luis G.; Otter, Philipp; Feistel, Ulrike; Grischek, Thomas; Valverde-Cerdas, Johnny; Feller, Jörg . (2017). Treatment of arsenic-contaminated water using in-line electrolysis, co-precipitation and filtration in Costa Rica. Water Science and Technology: Water Supply, (), ws2017089–. doi:10.2166/ws.2017.089 
An interview with Sci-Hub Founder Alexandra Elbakyan,Who exactly should pay for academic research