BALLUN, John V. Elastomers for waterworks: pipes, valves, and fitting. Manual of water supply practices. Denver, CO: American Water Works Association, 2020. ISBN 9781523132270. Dostupné také z: https://proxy.k.utb.cz/login?url=https://app.knovel.com/hotlink/toc/id:kpEWPVFMW6/elastomers-for-waterworks?kpromoter=marc.