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Fig. 6
Selected emission lines in the spectra of objects 2 (Herbig Ae/PMS star) and 9 (YSO). Wavelengths are in nm. Note the P-Cygni profiles of various lines in object 2, and the strong blue wings of the H i lines in object 9. The Ca ii and Pa-11 emission lines in object 2 are superposed on photospheric absorption lines.
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