BOHR, Iwo. International aspects of the celebrations of the 500th anniversary of Nicolaus Copernicus’ birth in 1973. Selected events. Rocznik Toruński. Online. 11 June 2024. Vol. 50, no. 50, pp. 159-189. [Accessed 8 July 2025]. DOI 10.12775/RT.2023.005.