M. Schulz and L.A. Lanzerotti, Particle Diffusion in the Radiation Belts, Springer-Verlag, 1974; D.N. Baker, J.B. Blake, L.B. Callis, J.R. Cummings, D. Hoverstadt, S. Kanekal, B. Klecker, R.A. Mewaldt, and R.D. Zwickl, "Relativistic electron acceleration and decay time scales in the inner and outer radiation belts: SAMPEX," Geophys. Res. Lett., 21, 1994, pp. 409-412.

H.I. West, Jr., R.M. Buck, and G.T. Davidson, "The dynamics of energetic electrons in the Earth's outer radiation belt during 1968 as observed by the Lawrence Livermore National Laboratory's spectrometer on OGO 5," J. Geophys. Res., 86, 1981, pp. 2111-2142.

M.S. Gussenhoven, E.G. Mullen, R.C. Filz, D.H. Brautigam, and F.A. Hanser, "New low-altitude dose measurements," IEEE Trans. Nuc. Sci., NS-34, 1987, p. 676.

J.B. Blake, W.A. Kolasinski, R.W. Fillens, and E.G. Mullen, "Injection of electrons and protons with energies of tens of MeV into L<3 on 24 March 1991," Geophys. Res. Lett., 19, 1992, p. 821.

D.N. Baker, J.B. Blake, L.B. Callis, J.R. Cummings, D. Hoverstadt, S. Kanekal, B. Klecker, R.A. Mewaldt, and R.D. Zwickl, "Relativistic electron acceleration and decay time scales in the inner and outer radiation belts: SAMPEX," Geophys, Res. Lett., 21, 1994, pp. 409-412.

R.S. Selesnick, J.B. Blake, W.A. Kolasinski, and T.A. Fritz, "A quiescent state for 3 to 8 MeV radiation belt electrons," Geophys. Res. Lett., 24, 12, 1997, pp. 1343-1346.

West et al., 1981; Gussenhoven et al., 1991; Blake et al., 1992; and Baker et al., 1994.

See note 1.

For fluence to dose conversion, see A.C. Tribble, The Space Environment, Princeton University Press, 1995, Figure 5.2.

J.B. Blake, D.N. Baker, N. Turner. K.W. Ogilvie, and R.P. Lepping, "Correlations of changes in the outer-zone relativistic-electron population with upstream solar wind and magnetic field measurements," Geophys. Res. Lett., 24, 1997, pp. 927-929. This reference contains references to earlier work on the subject.