APA (7th ed.) Citation

Aharonian, F. A., Hauser, M., Pühlhofer, G., & Wagner, S. (2004). Very high energy gamma rays from the direction of Sagittarius A. Astronomy and astrophysics, 425(1), . https://doi.org/10.1051/0004-6361:200400055

Chicago Style (17th ed.) Citation

Aharonian, Felix A., Marcus Hauser, Gerd Pühlhofer, and Stefan Wagner. "Very High Energy Gamma Rays from the Direction of Sagittarius A." Astronomy and Astrophysics 425, no. 1 (2004). https://doi.org/10.1051/0004-6361:200400055.

MLA (9th ed.) Citation

Aharonian, Felix A., et al. "Very High Energy Gamma Rays from the Direction of Sagittarius A." Astronomy and Astrophysics, vol. 425, no. 1, 2004, https://doi.org/10.1051/0004-6361:200400055.