APA (7th ed.) Citation

Kuempel, D., Kampert, K., & Risse, M. Simulation study of UHECR particle propagation and photon fluxes.

Chicago Style (17th ed.) Citation

Kuempel, Daniel, Karl-Heinz Kampert, and Markus Risse. Simulation Study of UHECR Particle Propagation and Photon Fluxes.

MLA (9th ed.) Citation

Kuempel, Daniel, et al. Simulation Study of UHECR Particle Propagation and Photon Fluxes.

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