Spectrum formation in stars with steady-state extended atmospheres  proceedings of the IAU Colloquium no. 2, Commission 36, Munich, Germany, April 16-19, 1969. 
edited by H.G. Groth and P. Wellmann 
 - Washington, U S  Government Printing Office  1970 
 - x, 332p. 
 - National Bureau of Standards Special publication, v. 332 .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Stars<br/>Stllar Atmospheres
<br/><br/><label>Universal Decimal Class. No.: </label>082.2:52  / IAU-C2