Mathematics of physical space time :   a symposium / 
sponsored b y Universidad Nacional Autonoma de Mexico, held 10, 11 and 12, 1981, Me xico City, Mexico; edited by Jaime Keller. 
 - Kampala :   Makerere University,   1981. 
 - vii, 136 p. ;   25 cm. 
<br/><br/>Includes bibliographical references. 
<br/><br/><label>Subjects--Topical Terms: </label><br/> Mathematics.
<br/><br/><label>Dewey Class. No.: </label>510