Gravitation and modern cosmology  the cosmological constant problem, volume in honor of Peter Gabriel Bergmann's 75th birthday 
edited by Antonino Zichichi and Venzo de Sabbata                                             
 - New York  Plenum Press  1991 
 - xiii, 228p. 
 - Ettore Majorana International science series; v. 56 .
<br/><br/><label>ISBN: </label>0-306-44054-7 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Astronomy and astrophysics thesaurus<br/>Cosmology<br/>Gravitation
<br/><br/><label>Universal Decimal Class. No.: </label>524.834(082.2)  / GRA