Conference Paper (3)
21.
Conference Paper
Optical and Radio Observation of Aurora. In: The Radiating Atmosphere, pp. 314 - 326 (Ed. McCormac, B. M.). D. Reidel, Dordrecht, The Netherlands (1971)
22.
Conference Paper
Erwärmung der Ionoshäre durch Neutralgaswinde. In: Kleinheubacher Berichte 14, pp. 177 - 181. (1971)