1. The influence of lichens on slope processes in some Spanish badlands;Alexander,1990
2. Natural stabilisation mechanisms on badlands slopes: Tabernas, Almerı́a;Alexander,1994
3. The influence of physico-chemical properties on erosion processes in badland areas, Ebro basin, N.E. Spain;Benito;Zeitschrift fur Geomorphologie,1993
4. Morphology and development of selected badlands in SE Spain: implications of climatic change;Calvo-Cases;Earth Surface Processes and Landforms,1996
5. Process interactions and badland development in S.E. Spain;Calvo-Cases,1991