APA (7th ed.) Citation

Abdalla, H., Adam, R., Aharonian, F., Ait Benkhali, F., Angüner, E. O., Arakawa, M., . . . Boisson, C. (2020). Very high energy γ-ray emission from two blazars of unknown redshift and upper limits on their distance. Monthly Notices of the Royal Astronomical Society, 494(4), 5590. https://doi.org/10.1093/mnras/staa999

Chicago Style (17th ed.) Citation

Abdalla, H., et al. "Very High Energy γ-ray Emission from Two Blazars of Unknown Redshift and Upper Limits on Their Distance." Monthly Notices of the Royal Astronomical Society 494, no. 4 (2020): 5590. https://doi.org/10.1093/mnras/staa999.

MLA (9th ed.) Citation

Abdalla, H., et al. "Very High Energy γ-ray Emission from Two Blazars of Unknown Redshift and Upper Limits on Their Distance." Monthly Notices of the Royal Astronomical Society, vol. 494, no. 4, 2020, p. 5590, https://doi.org/10.1093/mnras/staa999.