Dust embedded sources at the Galactic Center - 2 to 4 μm imaging and spectroscopy in the central parsecJ. Moultaka, A. Eckart, T. Viehmann, N. Mouawad, C. Straubmeier, T. Ott and R. SchödelA&A, 425 2 (2004) 529-542DOI: https://doi.org/10.1051/0004-6361:20035807