Orbital elements and abundance analyses of the double-lined spectroscopic binary alpha Andromedae, T. A. Ryabchikova, V. P. Malanushenko, and S. J. Adelman, Astronomy and Astrophysics351 (November 1999), pp. 963—972, Bibcode: 1999A&A...351..963R. See § 4 for component parameters and Table 3, § 5 for elemental abundances.