Have a look at http://www.ethnologue.com/show_family.asp?subid=90484 it shows that Buriat is a language family. It is not a language, it is many languages. Consequently the proposal is deficient.
Speakers only in Russia: 300.000
It's official language of Buryat Republic (republic within Russian Federation), so where are education and regulation in the language. Where are many dialects, but was elected as official.
Website of local goverment in Buryat language: http://egov-buryatia.ru:8082/
Russian-Buryat dictionary http://www.buryatia.org/modules.php?name=Encyclopedia&op=list_content&am...
textbook of Buryat language: http://uchebnik.netfirms.com/less1-4.htm
active webforum in the language: http://www.buryatia.org/modules.php?name=Forums&file=viewforum&f=7
Why it is deficient?
-- Alexander Sigachov