Bogdan Petrunov, Sofia, Bulgaria

Julian Ananiev, Stara Zagora, Bulgaria

Ilko Getov, Sofia, Bulgaria

Robert Holloway, Orlando, USA

Raimund Jakesz, Vienna, Austria

Jorg Jerosh, Neuss, Germany

Aneliya Klisarova, Varna, Bulgaria  

Tsvetomir  Lukanov, Heidelberg, Germany

Pier Mariani, Rome, Italy

Blagoy Marinov, Plovdiv, Bulgaria

Milka Marinova, Bonn, Germany

Stewart Mennin, New Mexico, USA

Penka Perenovska, Sofia, Bulgaria

Alexey Savov, Sofia, Bulgaria  

Peter Schlag, Berlin, Deutschland

Phillip Shadduck, Durham, United States

Kun Zhou, Chongqing, China

Hans Zenner, Tubingen, Germany