Academic Visits
2012-Present - Brazil, Instituto Nacional de Metrologia, Qualidade e Tecnologia - Inmetro.1993-94 - France, Université Paris-Sud.
1984-85 - England, University of Cambridge.
1982 - Brazil, Universidade de São Paulo
1979-80 - USA, University of California, Berkeley.
Germany: Technical University of Berlin, University of Bielefeld, University of Duisburg, University of Hamburg, University of Ulm.
Argentina: Universidad de Buenos Aires, Universidad Nacional de La Plata.
Canada: University of Waterloo.
Chile: Universidad de Chile, Universidad de Temuco.
Spain: Universitat Politècnica de Catalunya.
USA: Carnegie-Mellon University, Washington State University, University of Arizona, University of Central Florida.
France: Laboratoire Leibnitz (Grenoble), Université de Clermont-Ferrand, Université de Montpellier 2, Université de Paris VII, Université de Paris XIII.
Great Britain: University of Newcastle upon Tyne, University of Stirling.
Israel: Technion, University of Haifa.
Italy: Università di Roma "La Sapienza".
Poland: Institute of Automation (Poznán), University of Wroclaw.
Czech Republic: Charles University.