Candidate free-floating super-Jupiters in the young \sigma Orionis open cluster

Authors: G. Bihain, R. Rebolo, M. R. Zapatero Osorio, V. J. S. Béjar, I. Villó-Pérez, A. Díaz-Sánchez, A. Pérez-Garrido, J. A. Caballero, C. A. L. Bailer-Jones, D. Barrado y Navascués, J. Eislöffel, T. Forveille, B. Goldman, T. Henning, E. L. Martín and R. Mundt
A&A 506, 1169 (2009) Received 26 March 2009 / Accepted 31 July 2009
Keywords: stars: luminosity function, mass function, Galaxy: open clusters and associations: individual: \sigma Orionis, stars: low-mass, brown dwarfs

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