Tectonic evolution of the Tethyan Region : [proceedings of the NATO Advanced Study Institute on Tectonic Evolution of the Tethyan Region, the Faculty of Mines, Istanbul Technical University, Istanbul, Turkey, 23 September - 2 October 1985 : in honour of Prof. Dr. rer.nat. Ihsan Ketin] - Sengor, A. M. Celal (NATO ASI series : Advanced Science Institutes series. Ser. C. Mathematical and physical sciences ;, 1989)