4 books • 4 series
Low and Equatorial Latitudes in the International Reference Ionosphere (Iri) (Advances in Space Research)
Wave Propagation in the Ionosphere (Developments in Electromagnetic Theory and Applications, #5)
Towards an Improved International Reference Ionosphere (Advances in Space Research)
Geophysik III (Geophysik / Geophysics, 10 / 49 / 6) (Handbuch der Physik / Encyclopedia of Physics, 10 / 49 / 6)