APA引文

Collaboration, T., Abraham, J., Abreu, P., Aglietta, M., Aguirre, C., Ahn, E., . . . Ave, M. (2009). Upper limit on the cosmic-ray photon fraction at EeV energies from the Pierre Auger Observatory.

Chicago Style (17th ed.) Citation

Collaboration, TPA, et al. Upper Limit on the Cosmic-ray Photon Fraction at EeV Energies from the Pierre Auger Observatory. 2009.

MLA引文

Collaboration, TPA, et al. Upper Limit on the Cosmic-ray Photon Fraction at EeV Energies from the Pierre Auger Observatory. 2009.