Catalysis of heaviest oil conversion (key note lecture) Schulz, H. 1991. In: Proceedings JECAT 91. 1st Japan-EC Joint Workshop on the Frontiers of Catalytic Science and Technology for Alternative Energy and Global Environment Protection, Tokyo 1991. Paper B-07. (14 S.)
Distorted probabilities and choice under risk. PhD dissertation Puppe, C. 1991. Berlin 1991. (Lecture notes in economics and mathematical systems. 363.) Fak. f. Wirtschaftswissenschaften, Diss. v. 20.12.1990., Universität Karlsruhe (TH)
Veredelung von Braunkohle Missal, P.; Canel, M. 1991. Chemie-Anlagen und Verfahren 24 (1991) Nr. 5 S. 179-186
Seismic events on Merapi: are the triggered by tides? Fadeli, A. R.; Rydelek, P.; Emter, D.; Zuern, W. 1991. In: Volcanic tremor and magma flow. Ed.: R. Schick. Juelich 1991. S. 165-181. (Scientific series of the International Bureau, Forschungszentrum Juelich GmbH. 4.)
Relative gravity measurements at the 3rd international comparison of absolute gravimeters Becker, M.; Bernard, B.; Boulanger, Y.; Corrado, G.; Faller, J.; Fired, J.; Groten, E.; Hanada, H.; Lindner, K.; Meurers, B.; Peter, G.; Roeder, R.; Ruess, D.; Timmen, L.; Toro, B.; Tsuruta, S.; Zuern, W. 1991. Bull. d’inform., Bureau Gravimetrique Int. 67 (1991) S. 150-152
Ein Expertensystemrahmen fuer Auswahlprobleme. PhD dissertation Weber, P. 1991. Karlsruhe 1991. (FZI-Dissertation.) Fak. f. Informatik, Diss. v. 11.7.1990., Universität Karlsruhe (TH)