APA (7th ed.) Citation

R, E., M, E., C.O, E., A, E., H, F., J, F., . . . Collaboration, T. P. A. (2019). Data-driven estimation of the invisible energy of cosmic ray showers with the Pierre Auger Observatory.

Chicago Style (17th ed.) Citation

R, Engel, et al. Data-driven Estimation of the Invisible Energy of Cosmic Ray Showers with the Pierre Auger Observatory. 2019.

MLA (8th ed.) Citation

R, Engel, et al. Data-driven Estimation of the Invisible Energy of Cosmic Ray Showers with the Pierre Auger Observatory. 2019.

Warning: These citations may not always be 100% accurate.