75th Anniversary of SCI, Herzberg (Switzerland) May 1995
GATEM, Veldhoven (Netherlands), March 1996
57th International Committee Meeting, Poznan (Poland) April 1996
SCI Study Tour Czech Republic & Slovakia, September 1996
Vision Days in Commemoration of R.Hegnauer, Herzberg (Switzerland), April 1998
GATEM (Finland), March 1999
EWWG Meeting, Minsk (Belarus), 1999
