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Fig. 6.
Green and blue contours: L[CI](1−0)/LCO(4−3) and L[CI](1−0)/LFIR of ADF22.A2 on the gas density (n) and radiation field (G0) plane from the PDR model of Kaufman et al. (1999) and Kaufman et al. (2006). The black contour corresponds to the 68% confidence levels.
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