Ilczuk, Przemysław, Agnieszka Zaczek, and Magdalena Kycko. “Analysis of the Possibility of Implementing Interoperability Tests on Polish Railways”.
Archives of Transport 60, no. 4 (December 31, 2021): 71–86. Accessed July 9, 2025.
https://www.archivesoftransport.com/index.php/aot/article/view/258.