Osborne, M. Scott. <br/><br/>
Theory of Einstein systems   
by M. Scott Osborne, Garth Warner 
 - New York  Academic Press  1981 
 - xiii, 385p    incl., ind. 
 - Pure and applied mathematics .
<br/><br/><label>ISBN: </label>0125292503 
<br/><br/><label>Dewey Class. No.: </label>512.55  / N811