VERY LOW FREQUENCIES

Helliwell, RA.  1988.  VLF wave-injection experiments from Siple Station, Antarctica. Advances in Space Research. 8:279-289.

Edgar, B  C.  1976.  The upper- and lower-frequency cutoffs of magnetospherically reflected whistlers. Journal of Geophysical Research. 81:205-211.

Carpenter, DL, Foster JC, Rosenberg TJ, Lanzerotti L  J.  1975.  A subauroral and mid-latitude view of substorm activity. Journal of Geophysical Research. 80:4279-4286.

Park, CG.  1975.  Whistler observations during a magnetospheric sudden impulse. Journal of Geophysical Research. 80:4738-4740.

Helliwell, RA.  1979.  Effects of power line radiation into the magnetosphere. Wave instabilities in space plasmas; Proceedings of the Symposium, Helsinki, Finland, July 31-August 8, 1978. (A80-21196 07-46) Dordrecht, D. Reidel Publishing Co., 1979, p. 27-36.. :27-36.

Helliwell, RA.  1975.  Coherent VLF waves in the magnetosphere. Royal Society of London Philosophical Transactions Series A. 280:137-149.

Burtis, W  J, Helliwell RA.  1975.  Magnetospheric chorus - Amplitude and growth rate. Journal of Geophysical Research. 80:3265-3270.

Ungstrup, I  M, Carpenter DL.  1974.  'Hisslers' - Quasi-periodic /T approximately equal to 2 sec/ VLF noise forms at auroral latitudes. Journal of Geophysical Research. 79:5196-5201.

Helliwell, RA.  1988.  VLF wave-injection experiments from Siple Station, Antarctica. Advances in Space Research. 8:279-289.