APA (7th ed.) Citation

Knurenko, S. P., Ivanov, A. A., Sabourov, A. V., & Berezhko, E. G. Cosmic ray spectrum and mass composition in the ultra - high energy domain.

Chicago Style (17th ed.) Citation

Knurenko, S. P., A. A. Ivanov, A. V. Sabourov, and E. G. Berezhko. Cosmic Ray Spectrum and Mass Composition in the Ultra - High Energy Domain.

MLA (9th ed.) Citation

Knurenko, S. P., et al. Cosmic Ray Spectrum and Mass Composition in the Ultra - High Energy Domain.

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