Elizalde E Et Al <br/><br/>
Quantum Gravity and Cosmology - Proceedings of the Xxii Gift International Seminar on Theoretical Physics 

 -  World Scientific  WSPC  1992 
<br/><br/><label>ISBN: </label>9789814538138 
<br/><br/><label>Source: </label>EBOOK 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Physics