FRANKO, Michal. The Migration of the Slovak Population to Békés County – the Problems of the First Immigrants. W: BRZOZOWSKA, Zofia A.; KRĘZEL, Piotr; LIS-WIELGOSZ, Izabela (red.). Migrations in the Slavic Cultural Space. From the Middle Ages to the Present Day . Series CeraneaPoland: Wydawnictwo Uniwersytetu Łódzkiego,2022. v. 10p. 113–126. DOI: 10.18778/8331-033-6.08. Disponível em: https://press.uni.lodz.pl/index.php/wul/catalog/book/350/chapter/972. Acesso em: 14 luty. 2026.