Organizers:
B. Farkas (Darmstadt),
B. Nagy (Szeged), Sz. Révész (Budapest), Sz. Vattamány (Nyiregyhaza)
This Summer School gratefully acknowledges the support of
the host university,
University College of Nyiregyhaza
Rényi Institute, Budapest
NKTH, National Office for Research and Technology
OTKA (Hungarian Scientific Research Fund)