The dictionary was prepared in the Department of Etymology and Onomastics of the V Vinogradov Institute of Russian Language of the Russian Academy of Sciences Materials for the dictionary were collected by a team consisting of O N Trubachev , Head (1961-2002 - Proto-Slavic lexicon of Belarusian , Polish , Kashubian-Slovak , Upper Cretaceous , Lower Lusatian , Languages , J J Warbot (since 1962 - Proto-Slavic lexicon of Czech and Slovak languages) , V A Merkulov (from 1961 to 1993 - the Slavonic lexicon of the Russian , Ukrainian, (from 1972 to 1993 also Belarusian) , L A Gindin (from 1961 to 1970 - Slavonic lexicon of Old Slavonic , Bulgarian and Macedonian , L V Kurkina (since 1965 - Proto-Slavic vocabulary of the Slovenian language , from 1971 to 2014 also in Bulgarian and Macedonian), since 2014 also pro-Slavic vocabulary of the Polish language I N Netlva (from 1964 to 2011 - Pro-Slavic vocabulary of the Serbo-Croatian language) , G. F. Odintsov (from 1971 to 1989 - the Slavonic lexicon of Old Slavonic , Bulgarian and Polish , T V Goryacheva (since 1978 - Proto-Slavic vocabulary of the Kashubian-Slovenian language , since 1996 also pro-Slavic lexicon of Russian, Ukrainian (up to 2003) and Belarusian languages, E S Navlova (from 1989 to 1993 - Slavonic lexicon of Old Slavonic and Polish languages) , A A Kalashnikov (from 1993 to 2011 - Slavic vocabulary of Polish , Upper Cretaceous , Low-Language and Polaba languages), T V Nevskaya (from 1994 to 1995 - Slavic vocabulary of Russian and Belarusian languages) . A K Shaposhnikov (since 2004. — Pro-Slavic lexicon of Ukrainian , Old Polish , Old Bulgarian, Upper Cretaceous , Languages , I V Fedotov (from 2011 to 2013 - the Slavonic vocabulary of the Polish language) , T V Shalaeva (from 2011 to 2013 - Slavonic vocabulary of the Serbo-Croatian language) , N Belova (since 2014 - pro-Slavic vocabulary of Bulgarian, Macedonian , Old Slavic languages , O M Sergeev (since 2014 - Pro-Slavic vocabulary of the Serbo-Croatian language) , IA. Gorbushina (since 2015 - Pro-Slavic vocabulary of the Slovak language) All these employees collected materials on the etymology of Slavic words Significant materials on Serbo-Croatian vocabulary were collected for the dictionary by Yugoslav Slavist V Mikhailovich (1966-1968) Bulgarian dialect material was also replenished by Bulgarian intern O Mladenova (1986-1987)