Ashtekar et al <br/><br/>
General Relativity and Gravitation 

 -  Cambridge University Press  Cambridge University Press  2015 
<br/><br/><label>ISBN: </label>9781139583961 
<br/><br/><label>Source: </label>EBOOK 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Physics and Astronomy