1. The Pousse Cafe effect;Beer;Planet Space Sci.,1972
2. On the vertical amplification of ionization perturbations;Beer;Planet. Space Sci.,1972
3. Atmospheric wave induced instability in the night-time E region;Beer;J. atmos. terr. Phys.,1972
4. Rocket observations of the equatorial ionosphere;Blumle,1965
5. The two beam experiment at Arecibo;Conrad,1969