1. Possible correlations between sporadic-? and low-latitude airglow emission at 5577 A in the median latitudes;Abbott;J. Atmos. Terr. Phys.,1964
2. Study of radio wave propagation in sweep frequency;Aono;J. Radio Res. Lab. Japan,1962
3. Rocket observation of ion density in the ionosphere;Aono;J. Radio Res. Lab., Japan,1961
4. Positive ion density, electron density, and electron temperature in the ionosphere by the KAPPA-8–5 and -6 rockets;Aono;J. Radio Res. Lab., Japan,1961
5. On the movement of the sporadic-E region;Aono;Rep. Ionos. Res. Japan,1950