Astrophysics and Space Science · 1973 · 20 citations · 1 references
Natural SciencesAstronomyPhysicsAstrophysicsCosmologyParticle PhysicsCosmic-ray InteractionsDark EnergyHigh-energy Astrophysical SourcesHigh-energy AstrophysicsCosmic-ray AccelerationCosmic-ray SpectraHigh-energy Radiation ProcessesUltra-high-energy Cosmic RaysUltrahigh-energy Cosmic Rays
1
End to the Cosmic-Ray Spectrum?
K. Greisen · Physical Review Letters · 1966 · 3K citations