Related references
Note: Only part of the references are listed.Metallicity of low-mass stars in Orion
V. D'Orazi et al.
ASTRONOMY & ASTROPHYSICS (2009)
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The distance to the Orion Nebula
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Distance to Orion KL measured with VERA
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PUBLICATIONS OF THE ASTRONOMICAL SOCIETY OF JAPAN (2007)
On the variation of the initial mass function
P Kroupa
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A population of very young brown dwarfs and free-floating planets in Orion
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MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY (2000)