„What is a nomen nudum?”. International Commission on Zoological Nomenclature. Arhivirano iz originala na datum 2016-03-13. Pristupljeno September 11, 2010.
nhm.ac.uk
International Commission on Zoological Nomenclature. „Glossary”. International Trust for Zoological Nomenclature. Pristupljeno September 11, 2010.
web.archive.org
„What is a nomen nudum?”. International Commission on Zoological Nomenclature. Arhivirano iz originala na datum 2016-03-13. Pristupljeno September 11, 2010.