1. Methods of measurement of liquid flow in open channels;B.S.I. (British Standards Institution),1964
2. The value of engineering geology maps in locating interconnection of surface and underground water;Cairney;Spec. Bull. Int. Assoc. Eng. Geol.,1979
3. A comparison of radioisotope methods for river flow measurement;Clayton,1963
4. Tracers for dilution measurement with particular reference to sodium and potassium;Cole,1963
5. The principles of dilution methods for flow measurement;Collinge,1963