New developments in mathematical physics 
edited by Heinrich Mitter and Ludwig Pittner, Graz. 
 - Wien, Austria :  Springer-Verlag ,  1981. 
 - vii, 701pages ;  illustrations,  25 cm. 
 - Acta physica Austriaca. Supplementum  23 .
<br/><br/> Proceedings of the XX Internationale Universitat-swochen fur Kernphysik 1981 der Karl-Fran zens-Universitat Graz at Schladming (Steiermark, Austria) February 17th-26th, 1981. Sponsored by Bundesministerium fur Wissenschaft und Forschubg ... (et al.) 
<br/><br/><label>ISBN: </label>3211816763 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematical physics--Congresses