STIRLING, Diane. The sulfur problem: cleaning up industrial feedstocks. RSC clean technology monographs. Cambridge, UK: Royal Society of Chemistry, ©2000. ISBN 1591249147. Dostupné také z: https://proxy.k.utb.cz/login?url=https://app.knovel.com/hotlink/toc/id:kpSPCIF002/sulfur-problem-cleaning?kpromoter=marc.