TY - JOUR AU - M. Hanson AU - Peter Conti BT - The Astrophysical Journal DA - Jan-03-1994 DO - 10.1086/187256 PY - 1994 EP - L139 T2 - The Astrophysical Journal TI - K-Band Spectroscopy of OB Stars: A Preliminary Classification UR - http://articles.adsabs.harvard.edu/full/1994ApJ...423L.139H VL - 423 SN - 0004-637X ER -