Wiktorowski, Damian, Marek Krąpiec, and Mateusz Lutka. 2018. “Dendrogeomorphological Analysis of Landslide Activity Along the Planned S-69 Road in the Węgierska Górka Municipality (Beskid Śląski Mountains, S Poland)”. Geology, Geophysics and Environment 43 (2):139. https://doi.org/10.7494/geol.2017.43.2.139.