1. All-Ukrainian population census. 2001. www.ukrcensus.gov.ua. Accessed 24 March 2019.
2. Alvarez, Steven. 2014. Translanguaging Tareas: Emergent Bilingual Youth as Language Brokers for Homework in Immigrant Families. In Language Arts 91 (5), 326–339.
3. Cechosz, Iwona. 2001. Polska gwara Oleszkowiec na Podolu. Fleksja imienna i werbalna. [The Polish Dialect of Oleszkowce in Podolia. Nominal and verb inflection]. Kraków: Wydawnictwo Naukowe DWN.
4. Czarnecka, Katarzyna. 2014. Słowotwórstwo gwar polskich na Ukrainie. Czasownik. [Word Formation in Polish Dialects in Ukraine. The Verb]. Kraków: Libron.
5. Davies, Alan. 2013. Native Speakers and Native Users: Loss and Gain. Cambridge: Cambridge University Press.