Analysis of information sources in references of the Wikipedia article "Talesh County" in English language version.
... In Gīlān there are three major Iranian language groups, namely Gīlakī, Rūdbārī, and Ṭālešī, and pockets of two other groups, Tātī and Kurdish. The non-Iranian languages include Azeri Turkish and some speakers of Gypsy (Romany, of Indic origin). Gīlakī is spoken by possibly three million people as a first or second language, and has had a budding literature and fledgling prose publications, including newspapers, but both Gīlakī and Ṭālešī are rapidly losing ground in many cities of Tavāleš due to heavy immigration of people from Azerbaijan. ...