The Most Luminous Protostars in Molecular Clouds: A Hint to Understand the Stellar Initial Mass FunctionK. Dobashi, Y. Yonekura, T. Matsumoto, M. Momose, F. Sato, J.P. Bernard and H. OgawaEAS Publications Series, 4 (2002) 139DOI: https://doi.org/10.1051/eas:2002069