1. MTA-BME Morphodynamics Research Group and Department of Mechanics, Materials and Structures, Budapest University of Technology and Economics, Műegyetem rakpart 1-3, Budapest, Hungary;
2. MTA-BME Morphodynamics Research Group and Department of Geometry, Budapest University of Technology and Economics, Budapest, Hungary;
3. MTA-BME Morphodynamics Research Group and Department of Mechanics, Materials and Structures, Budapest University of Technology and Economics, Budapest, Hungary