Solar line profiles of He I 584 A and He II 304 A

The Solar Spectrum: Wavelengths and Identifications from 60 TO 385 Angstroms

1972 • 184 citations

Solar radiation in the extreme ultraviolet and its variation with solar rotation

1970 • 160 citations

Pioneer 10 ultraviolet photometer observations at Jupiter encounter

1974 • 117 citations

EUV resonance radiation from helium atoms and ions in the geocorona

1972 • 67 citations

Solar-cycle variation of extreme ultraviolet radiation

1969 • 67 citations

The Widths of the Solar he i and he II Lines at 584, 537, and 304 Å

1974 • 42 citations

Helium Excitation in the Solar Chromosphere: he i in a Homogeneous Chromosphere

1973 • 30 citations

An observation of the helium I 584-A dayglow radiation between 400 and 1000 km

1971 • 30 citations

Extreme ultraviolet observations of the latitudinal variation of helium

1974 • 29 citations