1. Principles of Geology;Lyell,1832
2. Hillslope Materials and Processes;Selby,1993
3. Stratified slope deposits;De Wolf,1988
4. Fundamentals of Geomorphology;Huggett,2023
5. Periglacial slope deposits and their pedogenic implications in Germany;Kleber;Palaeogeogr. Palaeoclimatol. Palaeoecol.,1992