PACS:94.20.ws, 94.30.Xy, 94.30.Tz, 94.20.wh (all) DOI:10.1070/PU1966v009n03ABEH002891 URL: https://ufn.ru/en/articles/1966/3/f/ Citation: Gershman B N, Trakhtengerts V Yu "Very-low-frequency radio emission of the upper atmosphere and its relationship with other geophysical phenomena" Sov. Phys. Usp.9 414–429 (1966)