Bathymetric Monitoring of Alluvial River Bottom Changes for Purposes of Stability of Water Power Plant Structure with a New Methodology for River Bottom Hazard Mapping (Wloclawek, Poland). - Dariusz Popielarczyk; Marian Marschalko; Tomasz Templin; Dominik Niemiec; Isik Yilmaz; Barbara Matuszková (Sensors, 2020)