Buryat-Russian bilingualism: social stratification (to the problem of study)

The article is devoted to one of most urgent sociolinguistic problems of studying bilingualism - to social stratification - on the example of the Buryat-Russian bilingualism. Today there are only some data about the use by Buryats of the native and Russian languages in different spheres of communication. In the future the following development of the problem of the Buryat-Russian bilingualism is supposed to analyze the social stratification of this phenomenon.