Symposium of the international astronomical union(225  Switzerland  2004) <br/><br/>
Impact of gravitational lensing on cosmology  Proceedings 
ed by Yannick Mellier and Georges Meylan 
 - Cambridge  Cambridge  2004 
 - xxii, 448p 
<br/><br/><label>ISBN: </label>0521851963 
<br/><br/><label>Dewey Class. No.: </label>523.1  / P05