Professor Valerio Tognetti

Department of Physics
University of Florence
Largo E.Fermi, 2
50125 Florence
Tel. 39-55-230751 (operator, Phys. Dept.)
     39-55-2307692 (office)
Fax  39-55-229330
visited St.Peterburg from 19 to 23 May 1996
and gave the talk at the seminar in EIMI 
on May, 21, 1996:
 "Effective potential and effective hamiltonian
 for statistical mechanics of condensed matter systems"