WASILEWSKI, Krzysztof. The digitization of Polish-language press published in the United States in the years 1875-1924. Toruńskie Studia Bibliologiczne. Online. 25 March 2018. Vol. 11, no. 2 (21), pp. 115-135. [Accessed 13 December 2025]. DOI 10.12775/TSB.2018.016.