General relativity and gravitation  one hundred years after the birth of Albert Einstein 
edited by A. Held 
 - New York  Plenum Press  c1980 
 - 2 v.  port.  24 cm 
<br/><br/> "A publication of the International Society on General Relativity and Gravitation." 
<br/><br/><label>Subjects--Topical Terms: </label><br/>General relativity (Physics)<br/>Gravitation
<br/><br/><label>Dewey Class. No.: </label>530.1  / 1