Лановенко, О. Г. 2014. “The Dynamics of the Index of Endogamy and the Level of Inter-Ethnic Marriages in the District Populations of Kherson Region”. The Journal of V.N.Karazin Kharkiv National University. Series «Biology» 21 (1112), 54-64. https://periodicals.karazin.ua/biology/article/view/13976.