Congress Presentation
Speaker: Professor D. Grobbee (Utrecht, NL)
Speaker: Doctor M. Farnier (Dijon, FR)
Speaker: Professor C. Vlachopoulos (Athens, GR)
Speaker: Doctor M. Farnier (Dijon, FR) Professor D. Grobbee (Utrecht, NL) Professor J. Morais (Leiria, PT) Professor C. Vlachopoulos (Athens, GR)