Speaker: Professor S. Matskeplishvili (Moscow, RU) Professor N. Cardim (Lisbon, PT)

Speaker: Professor L. Sade (Pittsburgh, US) Doctor K. Yiangou (Nicosia, CY) Assistant Professor I. Stankovic (Belgrade, RS) Doctor L. Herbots (Hasselt, BE)

Speaker: Professor A. Hagendorff (Leipzig, DE) Professor F. Weidemann (Recklinghausen, DE) Assistant Professor O. Breithardt (Kassel, DE) Doctor S. Stoebe (Leipzig, DE)

Speaker: Professor P. Sengupta (New Brunswick, US) Professor J. Oh (Rochester, US) Doctor M. Miglioranza (Porto Alegre, BR) Professor S. Kutty (Baltimore, US)

Speaker: Professor F. Weidemann (Recklinghausen, DE) Professor P. Sengupta (New Brunswick, US) Doctor L. Herbots (Hasselt, BE)