1. Limestone solution in east mendip;Drew;Trans. Cave Res. Group,1970
2. An investigation into some factors influencing the variation in hardness of streams and springs on limestone with particular reference to South Wales;Ede,1972
3. Studies of chemical and mechanical erosion by streams in limestone areas;Newson,1970
4. The measurement of the aggressiveness of water towards calcium carbonate;Stenner;Trans. Cave Res. Group,1969
5. Solution subsidence in south-east Carmarthenshire and south-west Breconshire;Thomas;Trans. Int. Br. Geogr,1963