Marciniak, A.; et al. (February 2008), "Photometry and models of selected main belt asteroids. V. 73 Klytia, 377 Campania, and 378 Holmia", Astronomy and Astrophysics, 478 (2): 559–565, Bibcode:2008A&A...478..559M, doi:10.1051/0004-6361:20078930.
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Marciniak, A.; et al. (February 2008), "Photometry and models of selected main belt asteroids. V. 73 Klytia, 377 Campania, and 378 Holmia", Astronomy and Astrophysics, 478 (2): 559–565, Bibcode:2008A&A...478..559M, doi:10.1051/0004-6361:20078930.