1. ‘Report by assistant surveyor Robert Austin of the expedition to explore the interior of western Australia’;Austin;Journal of the Royal Geographical Society (London),1856
2. Honeycomb weathering of rocks near the shoreline;Bartrum;The New Zealand Journal of Science and Technology,1936
3. Cavernous rock surfaces of the desert;Blackwelder;American Journal of Science,1929
4. The insolation hypothesis of rock weathering;Blackwelder;American Journal of Science,1933
5. Boxerman, J.Z., 2006. The evolution of tafoni on coastal sandstones in northern California. Master's Thesis, Department of Geosciences, San Francisco State University, unpublished.