APA-Zitierstil (7. Ausg.)

Rieger, F. M. (2022). Active galactic nuclei as potential sources of ultra-high energy cosmic rays. Universe, 8(11), . https://doi.org/10.3390/universe8110607

Chicago-Zitierstil (17. Ausg.)

Rieger, Frank M. "Active Galactic Nuclei as Potential Sources of Ultra-high Energy Cosmic Rays." Universe 8, no. 11 (2022). https://doi.org/10.3390/universe8110607.

MLA-Zitierstil (9. Ausg.)

Rieger, Frank M. "Active Galactic Nuclei as Potential Sources of Ultra-high Energy Cosmic Rays." Universe, vol. 8, no. 11, 2022, https://doi.org/10.3390/universe8110607.

Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.