The wines of the former DOC area in the Italian region of Emilia-Romagna were absorbed into the new DOC area Romagna from the 2012 vintage; see there.
Serious sources on the internet are rare - and Wine lexicon from wein.plus is one such source. When researching for my articles, I regularly consult the wein.plus encyclopaedia. There I get reliable and detailed information.Thomas Götz
Weinberater, Weinblogger und Journalist; Schwendi