13 
Ending my short address. I would like to congratulate my friends 
and colleagues Prof. John Sadekas, President of the Organizing 
Committee, as well as the members of the Organizing Committee for 
the excellent organization of this Symposium. 
I wish that the work’s and the discussions will be fruitful 1 and 
productive and that the final results will prove useful 1 for a 
better application of Knowledge and Science. 
Dear Collègues, I wish you to enjoy the Symposium both from it's 
Scientific and Social aspect and have a nice stay on the 
beautiful Island of Rhodes. 
Rhodes, 13. 09. 1990 
D. Balodimos