Title: 1945ApJ...102..395C Producer: NASA Astrophysics Data System - $Id: jb2pdf.py,v 1.2 2007/12/29 22:36:07 alberto Exp alberto $ CreationDate: Sat Dec 26 16:32:11 2009 Tagged: no Form: none Pages: 7 Encrypted: no Page size: 502 x 792 pts (rotated 0 degrees) File size: 164707 bytes Optimized: no PDF version: 1.7