TY - JOUR AU - Katharine Gebbie AU - Richard Thomas BT - The Astrophysical Journal DA - Jan-11-1968 DO - 10.1086/149756 PY - 1968 EP - 271 T2 - The Astrophysical Journal TI - Non-Lte Diagnostic Stellar Spectroscopy. I. Conceptual and Analytical Back-Ground UR - http://adsabs.harvard.edu/full/1968ApJ...154..271G VL - 154 SN - 0004-637X ER -