Reschetilowski, Wladimir (2015). Einführung in die Heterogene Katalyse. Berlin, Heidelberg: Springer Berlin Heidelberg. p. 3. ISBN 9783662469835. 9783662469835
Thomas, John M. (2017). The RSC Faraday prize lecture of 1989. Chem. Commun. Volume 53. p. 9189.{{cite book}}: CS1 maint: location (link) CS1 maint: location missing publisher (link) /wiki/Template:Cite_book
Thomas, John Meurig; John Thomas, W. (9 February 2015). Principles and Practice of Heterogeneous Catalysis. John Wiley & Sons. p. 16. ISBN 9783527314584. 9783527314584