Nasidze, I., Quinque, D., Dupanloup, I., Rychkov, S., Naumova, O., Zhukova, O., et al. (2004). Genetic evidence concerning the origins of South and North Ossetians. Annals of Human Genetics, 68(6), 588-599. doi:10.1046/j.1529-8817.2004.00131.x.