Contributions to the 7th Annual KTB-Colloquium: Geoscientific Results, Gießen 1st-2nd June 1994, Hannover, Project Management of the Continental Deep Drilling Programme of the Fed. Rep. of Germany in the Geological Surv. of Lower Saxony, vol. 22, no. 16, pp. A 159 - A 162, (ISBN 0080419208)