Col Reference --- --------- R1 Phelps R.L., Janes K.A., Montgomery K.A. 1994, Astron. J. 107, 1079 R2 Di Fabrizio L., et al. 2001, Mon. Not. R. Astron. Soc. 328, 795 Back to the form
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R1 Phelps R.L., Janes K.A., Montgomery K.A. 1994, Astron. J. 107, 1079
R2 Di Fabrizio L., et al. 2001, Mon. Not. R. Astron. Soc. 328, 795