Spectrum formation in stars with steady-state extended atmospheres  proceedings of the IAU colloquium held at Munchi, Germany, April 16-19, 1969 
edited by H. G. Groth and P. Wellmann 
 - Washington  U. S. Government Printing Office  1970 
 - Ix, 332p. 
 - National bureau of standards special publications; 332 .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Astronomy and astrophysics thesaurus<br/>Line formation<br/>Stellar atmospheres
<br/><br/><label>Universal Decimal Class. No.: </label>082.2:52  / IAU-C2