TY - JOUR AU - John Castor AU - T. Simon BT - The Astrophysical Journal DA - Jan-02-1983 DO - 10.1086/160676 PY - 1983 EP - 304 T2 - The Astrophysical Journal TI - Infrared photometry of O stars UR - http://articles.adsabs.harvard.edu/full/1983ApJ...265..304C VL - 265 SN - 0004-637X ER -