The Rb: Sr age and K/Rb ratios of samples from the St. Austell Granite, Cornwall /
R. R. Harding and J. R. Hawkes.
- London: Her Majesty's Stationery Office, 1971.
- iv, 10 p. : maps, tables ; 30 cm.
- Institute of Geological Sciences : Natural Environment Research Council. 71/6 .