G. L. Nelms

Electron densities less than 100 electron cm -3 in the topside ionosphere

P. L. Timleck, G. L. Nelms, 1969 .

Ion composition and temperatures at 1000 km as deduced from simultaneous observations of a VLF plasma resonance and topside sounding data from the Alouette 1 satellite

G. L. Nelms, J. Belrose, R. Barrington, 1965 .

IONOSPHERIC CONDITIONS FOLLOWING THE PROTON FLARE OF JULY 7, 1966 AS DEDUCED FROM TOPSIDE SOUNDINGS.

L. Herzberg, G. L. Nelms, 1969 .

The interpretation of topside sounder ionograms

E. J. Hewens, G. L. Nelms, E. L. Hagg, 1969 .

Topside sounder observations of the equatorial anomaly in the 75° W longitude zone

G. L. Nelms, G. Lockwood, 1964 .

The Alouette II satellite.

L. H. Brace, T. R. Hartz, G. L. Nelms, 1966 .