Modelling railway delay propagation as diffusion-like spreadingMark M. Dekker, Alexey N. Medvedev, Jan Rombouts, Grzegorz Siudem and Liubov TupikinaEPJ Data Sci., 11 1 (2022) 44DOI: https://doi.org/10.1140/epjds/s13688-022-00359-1