First Spectroscopic Identification of Massive Young Stellar Objects in the Galactic Centerv. 702IOP PublishingL128–L132
An, Deokkeun, Ramírez, Solange V., Sellgren, Kris, Arendt, Richard G., Adwin Boogert, A. C., Schultheis, Mathias, Stolovy, Susan R., Cotera, Angela S., Robitaille, Thomas P., and Smith, Howard A. 2009. "First Spectroscopic Identification of Massive Young Stellar Objects in the Galactic Center." The Astrophysical Journal Letters, 702 L128–L132.