Comparison of fatigue crack propagation behaviour in two steel grades S235, S355 and a steel from old crane wayStanislav Seitl, Pavel Pokorný, Petr Miarka, Jan Klusák, Zdeněk Kala and Ludvík KunzMATEC Web Conf., 310 (2020) 00034DOI: https://doi.org/10.1051/matecconf/202031000034