TY - JOUR T1 - The distinction between O Iafpe and WNLha stars: A spectral analysis of HD 151804, HD 152408 and HDE 313846 JO - Astronomy and Astrophysics PY - 1997/01/10 AU - Crowther PA AU - Bohannan B ED - VL - 317 IS - 2 SP - 532 EP - 547 Y2 - 2025/07/28 ER -