1. The Auk Oilfield;Brennand,1975
2. The stratigraphy of the Upper Permian ‘Zechstein’ Formation in the eastern Netherlands;Brueren;Atti del Convegno di Milano 1957,1959
3. The diagenesis of Zechstein carbonate sediments;Clark;Contr. Sedimentology,1980
4. The sedimentology of the Zechstein 2 Carbonate Formation of eastern Drenthe, The Netherlands;Clark;Contr. Sedimentology,1980
5. Clark D. N. Depositional processes in Zechstein slope carbonates, in press.