Provedení Common Chemistry: Search Chemical Names and CAS Registry Numbers (2014)

American Chemical Society. Chemical Abstracts Service. Common Chemistry: Search Chemical Names and CAS Registry Numbers [elektronická databáze]. Columbus (Ohio, USA): Chemical Abstracts Service, American Chemical Society, last updated February 2013, © 2014 [cit. 2014-07-25]. Derivát databáze CAS RN pro veřejnost. Dostupné volně online z portálu producenta „Common Chemistry“: http://www.commonchemistry.org/.