books.google.com - This book asks why several ethnic and linguistic groups in Central Europe and the Balkans have not yet been legally recognized as national minorities. Some of these hidden minorities have not developed an intellectual elite that can visibly present their identity and claims to the majority population....https://books.google.com/books/about/Hidden_Minorities.html?id=nbwXKXeCGPIC&utm_source=gb-gplus-share(Hidden) Minorities