Limits on the Density of Intergalactic Ionized Hydrogen

Recombination between electrons and atomic ions, I. Optically thin plasmas

1962 • 726 citations

Recombination between electrons and atomic ions, II. Optically thick plasmas

1962 • 357 citations

Large Redshifts of Five Quasi-Stellar Sources.

1965 • 130 citations

Interpretation of the Counts of Radio Sources in Terms of a 4-Parameter Family of Evolutionary Universes

1964 • 61 citations

A Preface to Cosmogony. I. The Energy Equation and the Virial Theorem for Cosmic Distributions.

1963 • 57 citations

Spectrum of the Galactic Radio Emission

1965 • 11 citations