1. VLF and ELF waves in the near-Earth plasma;Alpert;Space Sci. Rev.,1967
2. Magnetospheric convection;Axford,1969
3. Einführung in die Theorie der Fourier-Analysis und der verallgemeinerten Funktionen;Lighthill,1966
4. Thermal agitation of electric charge in conductors;Nyquist;Phys. Rev.,1928
5. Fluctuations of a plasma (I);Rostoker;Nuclear Fusion,1961