TY - JOUR AU - G. Olson BT - The Astrophysical Journal DA - Jan-04-1982 DO - 10.1086/159825 PY - 1982 EP - 267 T2 - The Astrophysical Journal TI - An escape probability treatment of doublet resonance lines in expanding stellar winds UR - http://articles.adsabs.harvard.edu/full/1982ApJ...255..267O VL - 255 SN - 0004-637X ER -