Aharonian, F. A., Akhperjanian, A., Beilicke, M., BernloĚhr, K., Hermann, G., Heusler, A., . . . Takahashi, T. (2002). An unidentified TeV source in the vicinity of Cygnus OB2. Astronomy and astrophysics, 393(2), . https://doi.org/10.1051/0004-6361:20021171
Chicago Style (17th ed.) CitationAharonian, Felix A., et al. "An Unidentified TeV Source in the Vicinity of Cygnus OB2." Astronomy and Astrophysics 393, no. 2 (2002). https://doi.org/10.1051/0004-6361:20021171.
MLA (9th ed.) CitationAharonian, Felix A., et al. "An Unidentified TeV Source in the Vicinity of Cygnus OB2." Astronomy and Astrophysics, vol. 393, no. 2, 2002, https://doi.org/10.1051/0004-6361:20021171.
Warning: These citations may not always be 100% accurate.