1. QST 23 (May 1939), p. 78 (author unknown).
2. A VHF propagation phenomena associated with aurora;MOORE;J. Geophys. Res.,1951
3. The fading rate of ionospheric reflections from the aurora borealis at 50 Mc/s;BOWLES;J. Geophys. Res.,1952
4. More about VHF auroral propagation;DYCE;QST,1955
5. C, Radio observations of the aurora;GERSON;J. Atm. Terr. Phys.,1955