Szyca, M., Smyk, E., & Dižo, J. (2025). Analysis of the boarding and disembarking process time on the example of the Pesa 122NaB tram operated in the city of Bydgoszcz. Polish Journal of Technical Issue, 1(1). https://doi.org/10.37660/PJTI.2025.25.1.4 (Original work published 30 czerwiec 2025)