Sewell, G.L. <br/><br/>
Quantum Theory of  Collective Phenomena 
/by G.L. Swell 
 - London:  Clarendon Press;  1986. 
 - 226p. 
<br/><br/><label>ISBN: </label>0198513712 
<br/><br/><label>Dewey Class. No.: </label>530.12  / SEW/Q