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Dorokhova, T. N.; et al. (March 2008), "The pulsating λ Bootis star 15 Andromedae: results from a three-site photometry campaign.", Astronomy and Astrophysics, 480 (1): 187–191, Bibcode:2008A&A...480..187D, doi:10.1051/0004-6361:20078750.