1. Age and petrogenesis of the Qassiarsuk carbonatite-alkaline silicate volcanic complex in the Gardar rift, South Greenland
2. Air-fall tuffs in the Southern Highland Group, Dalradian Supergroup, at Birnam, Perthshire
3. Tephra-fall deposits in the Sleat Group (Torridonian), Isle of Skye, Scotland
4. BATCHELOR, R.A. , PRAVE, A.R. , OLIVER, G.J.H. & RAEBURN, A.R. (in press). Petrogenesis of albite-rich late-Proterozoic tephra-fall deposits (‘brown beds’). Geological Magazine.
5. BELL, B.R. & HARRIS, J.W. 1986. An Excursion Guide to the Geology of the Isle of Skye, Geological Society of Glasgow, 124–125.