Radial Transport

Elkington, S., Hudson, M., & Chan, A. (1999). Acceleration of relativistic electrons via drift-resonant interaction with toroidal-mode Pc-5 ULF oscillations. Geophysical Research Letters, 26, 3273. http://doi.org/10.1029/1999GL003659 (Original work published November 1999)
Chiu, Y., Nightingale, R., & Rinaldi, M. (1988). Simultaneous Radial and Pitch Angle Diffusion in the Outer Electron Radiation Belt. Journal Of Geophysical Research, 93, 2619-2632. http://doi.org/10.1029/JA093iA04p02619 (Original work published April 1988)
West, H., Buck, R., & Davidson, G. (1981). The Dynamics of Energetic Electrons in the Earth\textquoterights Outer Radiation Belt During 1968 as Observed by the Lawrence Livermore National Laboratory\textquoterights Spectrometer on Ogo 5. Journal Of Geophysical Research, 86, 2111-2142. http://doi.org/10.1029/JA086iA04p02111 (Original work published April 1981)
Holzworth, R., & Mozer, F. (1979). Direct Evaluation of the Radial Diffusion Coefficient near L = 6 Due to Electric Field Fluctuations. Journal Of Geophysical Research, 84, 2559-2566. http://doi.org/10.1029/JA084iA06p02559 (Original work published June 1979)
Lanzerotti, L., & Morgan, C. (1973). ULF Geomagnetic Power near L = 4, 2. Temporal Variation of the Radial Diffusion Coefficient for Relativistic Electrons. Journal Of Geophysical Research, 78, 4600-4610. http://doi.org/10.1029/JA078i022p04600 (Original work published August 1973)
SHPRITS, Y., ELKINGTON, S., MEREDITH, N., & SUBBOTIN, D. (2008). Review of modeling of losses and sources of relativistic electrons in the outer radiation belt I: Radial transport. Journal Of Atmospheric And Solar-Terrestrial Physics, 70, 1679-1693. http://doi.org/10.1016/j.jastp.2008.06.008 (Original work published November 2008)
Tomassian, A., Farley, T., & Vampola, A. (1972). Inner-Zone Energetic-Electron Repopulation by Radial Diffusion. Journal Of Geophysical Research, 77, 3441-3454. http://doi.org/10.1029/JA077i019p03441 (Original work published July 1972)
UKHORSKIY, A., & SITNOV, M. (2008). Radial transport in the outer radiation belt due to global magnetospheric compressions. Journal Of Atmospheric And Solar-Terrestrial Physics, 70, 1714-1726. http://doi.org/10.1016/j.jastp.2008.07.018 (Original work published November 2008)
Degeling, A., & Rankin, R. (2008). Resonant drift echoes in electron phase space density produced by dayside Pc5 waves following a geomagnetic storm. Journal Of Geophysical Research, 113. http://doi.org/10.1029/2008JA013254 (Original work published October 2008)
Ukhorskiy, A. . Y., Sitnov, M., Millan, R., Kress, B., Fennell, J., Claudepierre, S., & Barnes, R. (2015). Global Storm-Time Depletion of the Outer Electron Belt. Journal Of Geophysical Research: Space Physics. http://doi.org/10.1002/2014JA020645 (Original work published March 2015)