Template:R:cau:Bokarev:1981
Bokarev, Je. A. (1981年)，Xajdakov S. M., 编， Sravnitelʹno-istoričeskaja fonetika vostočnokavkazskix jazykov [Comparative-Historical Phonetics of East Caucasian Languages] (Russian)，Moscow：Nauka
Bokarev, Je. A. (1981年)，Xajdakov S. M., 编， Sravnitelʹno-istoričeskaja fonetika vostočnokavkazskix jazykov [Comparative-Historical Phonetics of East Caucasian Languages] (Russian)，Moscow：Nauka