Pudovkin, M. I., Zaitseva, S. A., Besser, B. P., Baumjohann, W., Meister, C.-V., & Maulini, A. L. (2002). Proton pitch-angle diffusion rate and wave turbulence characteristics in the magnetosheath plasma. Journal Geophysical Research, 107(A11): 1402. doi:10.1029/2001JA009149.