Nath, Y. V. S. (1960). Bhils of Ratanmal: An Analysis of the Social Structure of a Western Indian Community. New Delhi, India: Maharaja Sayajirao University of Baroda. pp. 65: presence in these regions, by explaining that they came in the wake of the founders of the present ruling houses of Bariya State and other estates in the area. The latter however claim to be Rajputs today, though the local traditions give them a Koli extraction." Till recently, most of the thakurdari and ankadi rights in these States were held by Bariya Kolis. Some of them even claim kinship with the Rulers of Baria and the Thakurs of Ratanmal.