Sixth Texas Symposium on relativisitic astrophysics / 
editor Dennis J.Hegyi. 
 - New York:  The New York Academy of Science,  1973. 
 - 364 p. :   ill. ;   23 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Astrophysics--Congresses<br/>Relatively