1999-1999
Ancient Olympia, Greece:  During the visit to the Fifth International Symposium on Orthogonal Polynomials, Special Functions and Their Applications, held in September, 1999.   Ancient Olympia, Greece:  
   

Ancient Olympia, Greece:  

  
Patras, Greece:  At the visit to the Conference Fifth International Symposium on Orthogonal Polynomials, Special Functions and Their Applications.  In commeoration of the 70th anniverssary of Prof. Theodore Chihara.