The effective path length through a vertical cosmic-ray telescope

The Intensities of the Hard and Soft Components of Cosmic Rays as Functions of Altitude and Zenith Angle

K. Greisen · Physical Review · 1942 · 106 citations

Natural Sciences, Astronomy, Physics +8

Tables of integrals and other mathematical data

R.H. Oppermann · Journal of the Franklin Institute · 1935 · 54 citations

Natural Sciences, Mathematics, Applied Mathematics +9

Comparison of the Angular Distributions of the Cosmic Radiation at Elevations 6280 ft. and 620 ft.

Thomas H. Johnson · Physical Review · 1933 · 23 citations

Natural Sciences, Astronomy, Earth Sciences +13

Tables of Integrals and other Mathematical Data

H. C. Hicks, H. B. Dwight · American Mathematical Monthly · 1934 · 23 citations

Natural Sciences, Mathematics, Applied Mathematics +9

The Variation of Penetrating Radiation with Zenith Distance

G.L. Di Bernardini · Nature · 1932 · 11 citations

Medicine, Astronomy, Geophysics +11