Italian Physical Society. International School of Physics,'Enrico Fermi', 96th Course, Varenna, 1985 <br/><br/>
Excited-state spectroscopy in solids : proceedings 
edited by U.M. Grassano and N. Terzi 
 - Amsterdam  North-Holland  c1987 
 - xvi,523p.:ill.;  25cm. 
<br/><br/><label>Dewey Class. No.: </label>539.72  / ITA