Belarus, Kazakhstan, Kyrgyzstan, Tajikistan
Ukraine
1.2 Total No. Of Countries
Armenia, Azerbaijan, Bulgaria, Estonia, Finland, Georgia, Germany, Greece, Israel, Jordan, Latvia, Lithuania, Mongolia, Poland, Serbia, Tajikistan, Turkey, Turkmenistan, Ukraine, Uzbekistan
Bosnia and Herzegovina, Croatia, Czech Republic, Hungary, Moldova, Poland, Romania, Russia, Serbia
Russian Academy, Russian Language Institute of the Russian Academy of Sciences
National Academy of Sciences of Ukraine: Institute for the Ukrainian Language