arXiv:1301.2867 [astro-ph.SR]AbstractReferencesReviewsResources Classifications Subjects Themes Keywords evolved stars, spitzer/irs spectroscopy, 2um spitzer/irs high resolution spectra, enstatite-dominated crystalline silicate emission features, crystalline silicate sources Tags journal article Journal Information Publisher Journal Year Month Volume Number Pages DOI URL Miscellaneous Typesetting Pages Language License Submit Reset