"INTERNATIONAL ASTRONOMICAL UNION, Reports (23A" <br/><br/>
"Reports on Astronomy. Vol- 23A, Transactions of the IAU, 1996," 

 - Dordrecht  Kluwer Academic Publishers  1997 
 - Hbk .viii p. + 605 
 - Transactions of the International Astronomical Union .
<br/><br/><label>ISBN: </label>0-7923-4540-1