ABOUT THE LANGUAGE UNIONS IN THE HISTORY OF ANCIENT RELATIONSHIP OF RUSSIAN WITH THE NORTH CAUCASUS LANGUAGES. HISTORICAL LINGUISTIC AND AREAL ASPECTS
Vestnik Moskovskogo gosudarstvennogo oblastnogo universiteta. Seriâ Russkaâ filologiâ/Vestnik Moskovskogo gosudarstvennogo oblastnogo universiteta. Seriâ: Russkaâ filologiâ