Are there traces of a Finno-Ugric substratum in Proto-Slavic?

URN:NBN:SI:doc-59FYHNIU2020Witczak, Krzysztof Tomaszdocuments/doc/5/URN_NBN_SI_doc-59FYHNIU_001.pdfdocuments/doc/5/URN_NBN_SI_doc-59FYHNIU_001.txt168articlestr. 73-890350-689471622242URN:NBN:SI:doc-59FYHNIUengSlavistično društvo SlovenijeSlavistična revijaBYborrowingsizposojnkejezikovni stikilanguage contactpraslovanščinaProto-SlavicsubstratsubstratumUralic influeceuralski vplivAre there traces of a Finno-Ugric substratum in Proto-Slavic?