This page contains the list of universities and institutes at which I have given lectures in the period before 1999.

• University of Granada, Spain
  4.4.1997


• University of Pau, France
  20.12.1996


• Xian Jiaotong University, Xian, China
  20.8.1993


• Center for Mathematical Sciences, Academis Sinica, Chengdu, China
  18.8.1993 and 19.8.1993


• ETH Zürich, Switserland
  7.6.1993


• Facultés Universitaires Namur, Belgium
  23.11.1992


• Fields Institute, Waterloo, Canada
  12.11.1992


• LUC Diepenbeek, Belgium
  Erasmus Semester on Dynamics and Bifurcation
  9.4.1992 - 2 lectures


• Weierstrass Institute, Berlin, Germany
  2.4.1992


• LUC Diepenbeek, Belgium
  16.3.1992


• University of Köln, Germany
  18.12.1991


• University of Tübingen, Germany
  12.12.1991


• University of Augsburg, Germany
  5.12.1991


• University of Fribourg, Switserland
  20.6.1991


• University of Groningen, The Netherlands
  31.5.1991


• University of Hannover, Germany
  7.5.1991


• University of Pisa, Italy
  17.10.1990


• Worchester Polytechnic Institute, Worchester, USA
  19.6.1990


• University of Utrecht, The Netherlands
  3.5.1990


• UCL Louvain-la-Neuve, Belgium
  17.4.1990


• Ghent University, Belgium
  7.3.1990


• RWTH Aachen, Germany
  15.1.1990


• ETH Zürich, Switserland
  17.11.1989


• ULB Brussels, Belgium
  10.11.1989


• University of Stuttgart, Germany
  26.6.1989


• University of São Paulo, Brasil
  1.6.1989


• University of Campinas, Brasil
  30.5.1989


• RWTH Aachen, Germany
  24.6.1988


• Ruhr-University, Bochum, Germany
  9.7.1987


• LUC Diepenbeek, Belgium
  18.5.1987


• University of Kön, Germany
  23.1.1987


• University of Bayreuth, Germany
  5.12.1986


• University of Tübingen, Germany
  21.11.1986


• University of Stuttgart, Germany
  19.11.1986


• University of Dortmund, Germany
  13.5.1986 and 14.5.1986


• Albert-Ludwig University, Freiburg, Germany
  2.5.1986


• Charles University, Prague, Czechoslovakia
  11.4.1986


• Czechoslovak Acadeny of Science, Prague, Czechoslovakia
  10.4.1986


• Free University of Amsterdam, The Netherlands
  21.3.1986


• University of Minnesota, Minneapolis, USA
  24.2.1986


• University of Michigan, Ann Arbor, USA
  20.2.1986


• University of Augsburg, Germany
  19.11.1985


• University of Karlsruhe, Germany
  14.11.1985


• Albert-Ludwig University, Freiburg, Germany
  6.11.1985


• University of Zürich, Switserland
  5.11.1985


• ETH Zürich, Switserland
  4.11.1985


• University of Utrecht, The Netherlands
  7.1.1985


• Memphis State University, Memphis, USA
  11.12.1981


• Colorado State University, Fort Collins, USA
  7.12.1981


• University of Olomouc, Czechoslovakia
  11.6.1981


• Georgia Institute of Technology, Atlanta, USA
  23.2.1981


• LUC, Diepenbeek, Belgium
  8.12.1980


• Drexel University, Philadelphia, USA
  21.5.1979


• University of Graz, Austria
  1.6.1978


• University of Ghent, Belgium
  22.11.1977


• University of Utah, Salt Lake City, USA
  31.5.1977


• University of Rhode Island, Kingston, USA
  4.3.1977