«Code Changes: ISO 639-2 Registration Authority». US Library of Congress. «The identifiers mo and mol are deprecated, leaving ro and ron (639-2/T) and rum (639-2/B) the current language identifiers to be used for the variant of the Romanian language also known as Moldavian and Moldovan in English and moldave in French. The identifiers mo and mol will not be assigned to different items, and recordings using these identifiers will not be invalid»
