[Rivkin]

Those who want to read about "blood ancestry" in the region I would refer to the following articles:
http://www.familytreedna.com/pdf/Nasidze_2003.pdf
http://www.familytreedna.com/pdf/caucasus.pdf
http://www.journals.uchicago.edu/AJH...013033.web.pdf
http://www.journals.uchicago.edu/AJH...023927.web.pdf