Seismicity and seismic risk in the offshore north sea area /Proceedings of the NATO advanced research workshop held at Utrecht the Netherlands, June 1-4, 1982 - Dordrecht: D. Reidel Publishing Company, 1983 - xxiv, 420p. ISBN: 90-277-1529-7 Subjects--Topical Terms: Science Universal Decimal Class. No.: 550.34(082.2) / M3