1. Upper Old Red Sandstone (Farlovian) paleogeography in South Wales and the Welsh Borderland;Allen;J. Sediment. Petrol.,1965
2. The petrology of the pyroxene-granulite facies rocks of Jotunheim, Norway;Battey;Nor. Geol. Tidsskr.,1975
3. Original characteristics of clastic quartz grains;Blatt;J. Sediment. Petrol.,1967