Maciąg-Fiedler, Agnieszka. “Michał Głuszkowski: Code-Switching and Code-Mixing in the Conditions of Slavic-Slavic Language Contact. Vershina – a Unique Polish Language Island in Siberia, Wydawnictwo Naukowe Uniwersytetu Mikołaja Kopernika, Toruń 2024, Pp. 252”. Papers in Linguistics 28, no. 3 (September 30, 2026): 319–324. Accessed November 13, 2026. https://czasopisma.uwm.edu.pl/index.php/pj/article/view/12947.