"उत्प्रेरण": अवतरणों में अंतर

* [https://web.archive.org/web/20080530162951/http://scienceaid.co.uk/chemistry/inorganic/catalysis.html Science Aid: Catalysts] Page for high school level science

* W.A. Herrmann Technische Universität presentation [https://web.archive.org/web/20051028140531/http://aci.anorg.chemie.tu-muenchen.de/wah/vortraege/catalysis.pdf]

* [https://web.archive.org/web/20081008164207/http://www.inorganic-chemistry-and-catalysis.eu/ Inorganic Chemistry and Catalysis Group, Utrecht University, The Netherlands]

* [https://web.archive.org/web/20081005045005/http://www.biw.kuleuven.be/ifc/cok/home.htm Centre for Surface Chemistry and Catalysis]

* [https://web.archive.org/web/20071227104511/http://wwwwww2.udec.cl/~carbocat/ Carbons & Catalysts Group, University of Concepcion, Chile]