Reference: VERITAS Collaboration et al. (The VERITAS Collaboration), Nature, 462, 770 (2009)
- ADS: 2009Natur.462..770V
- DOI: 10.1038/nature08557
- observation data: VER-000040.yaml
- spectral data: VER-000040-sed.ecsv
- light-curve data: VER-000040-lc.ecsv
- observation data and fit results: VER-000040.yaml

