Siberian Finnish differs depending on the background of the speaker and their education level.
[4] Vieno Zlobina suspected high influence from Siberian Estonians in Siberian Finnish, however Ruben Erik Nirvi theorized that the similar features came before going into Siberia, such as the comitative ending -kä/ka.
Daria Sidorkevich from the Institute for Linguistic Studies of the Russian Academy of Sciences researched and documented the Siberian Ingrian Finnish language in 2008 - 2014.
[1] Siberian Ingrian Finnish was also researched and documented by Mehmet Muslimov from the Institute for Linguistic Studies of the RAS, Fedor Rozhanskiy from the University of Tartu, Natalia Kuznetsova[7] from the Università Cattolica del Sacro Cuore, and Ivan Ubaleht [8][9] from the Omsk State Technical University.
[4] Siberian Finnish has a large Russian influence, such as "vnuki" 'grandchild', "izvenenija" 'sorry' and "tak praela" 'right?'.