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Fig. 3.

Lithium pseudo-equivalent widths (pEWs) of L and T dwarfs. Measured lithium pEW for field (dots and crosses; Kirkpatrick et al. 2000, 2008) and young L dwarfs (open squares; Cruz et al. 2009). 2M0418 is highlighted with a red dot and the mean value for L3.5 members of the Hyades in blue.
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