TY - BOOK AU - Groth, H. G., ed. AU - Wellmann, P., ed. ED - International Astronomical Union Colloquium ED - International Astronomical Union TI - Spectrum formation in stars with steady-state extended atmospheres: proceedings of the IAU Colloquium no. 2, Commission 36, Munich, Germany, April 16-19, 1969 T2 - National Bureau of Standards Special publication, v. 332 PY - 1970/// CY - Washington, U S PB - Government Printing Office KW - Stars KW - Stllar Atmospheres ER -