Dryomov Igor I. RussiaSaratovScientific and Prodaction Center of the historical and cultural heritage of the Saratov region, 86 I.V. Michurina St., Saratov 410056, RussiaArchaeologistPh.D. in Historyiid57@yandex.ru Author's articles Kalmaks of Desht-i-Kipchak (to the problem tyurkization and the islamiza-tion of mongolians in the gold horde)