General relativity and gravitation, 1989 :  proceedings of the 12th international conference on general relativity and gravitation, university of colorado at boulder, july 2-8, 1989 / 
ed. by neil ashby, David f. bartlett and Walter wyss 
 - 502 páginas 
<br/><br/><label>ISBN: </label>0521384281 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Relatividad general (Física)--Congresos<br/>Gravitación--Congresos<br/>Astrofísica--Congresos
<br/><br/><label>LC Class. No.: </label>QC173.6  / I57 1989