SIKORA, Mateusz. QR Code as a Supplement of the Traditional Monograph. Advantages and Consequences. Toruńskie Studia Bibliologiczne. Online. 13 February 2017. Vol. 9, no. 2 (17), pp. 151-164. [Accessed 6 July 2025]. DOI 10.12775/TSB.2016.024.