Nomenclature of Organic Chemistry : IUPAC Recommendations and Preferred Names 2013 (Blue Book), Cambridge, The Royal Society of Chemistry, 2014, pp. 3-4, DOI:10.1039/9781849733069-FP001, ISBN 978-0-85404-182-4.
«Methane is a retained name (see P-12.3) that is preferred to the systematic name ‘carbane’, a name never recommended to replace methane, but used to derive the names ‘carbene’ and ‘carbyne’ for the radicals H2C2• and HC3•, respectively.»