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2. The form of rock slopes in tropical limestone and their associations with rock mass strength;Allison;Zeitshrift für Geomorphologie,1990
3. Geomorphic evidence of Younger Dryas glaciation in the Macgillycuddy's Reeks, south west Ireland;Anderson;Journal of Quaternary Science,1998
4. A new technique for non-destructive field measurement of rock-surface strength: an application of the Equotip hardness tester to weathering studies;Aoki;Earth Surface Processes and Landforms,2007
5. A formative process of raised rims along joints on sandstone layers forming intertidal shore platforms;Aoki;Transactions, Japanese Geomorphological Union,2008