Maastricht (December 18 - 21, 1989)

Four foreign spreakers have given a mini-course:
J.A. Filar (University of Maryland) : Game Theory
R.H. Möhring (Technical University of Berlin) : Combinatorial Optimization
F.P. Kelly (University of Cambridge) : Queuing Theory
R.T. Rockafellar (University of Washington) : Optimization