Pilcher, Frederick; Benishek, Vladimir; Delos, Shelby; Barker, Timothy; Ahrendts, Gary; Hamanowa, Hiromi; Hamanowa, Hiroko; Higgins, David (Nisan 2012), "Rotation Period Determination for 180 Garumna: A Triumph of Global Collaboration", The Minor Planet Bulletin, 39 (2), s. 46, Bibcode:2012MPBu...39...46P, ISSN1052-8091.
Pilcher, Frederick; Benishek, Vladimir; Delos, Shelby; Barker, Timothy; Ahrendts, Gary; Hamanowa, Hiromi; Hamanowa, Hiroko; Higgins, David (Nisan 2012), "Rotation Period Determination for 180 Garumna: A Triumph of Global Collaboration", The Minor Planet Bulletin, 39 (2), s. 46, Bibcode:2012MPBu...39...46P, ISSN1052-8091.