APA (7th ed.) Citation

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

Chicago Style (17th ed.) Citation

Kuempel, Daniel, Markus Risse, and Karl-Heinz Kampert. 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.