OLSSON, Gustaf. Clean water using solar and wind: outside the power grid. London, UK: IWA Publishing, 2018. ISBN 9781780409443. Dostupné také z: https://proxy.k.utb.cz/login?url=https://app.knovel.com/hotlink/toc/id:kpCWUSWOP3/clean-water-using?kpromoter=marc.