1. Berdichevsky, D., Lepping, R.P., Farrugia, C.J.: 2003, Phys. Rev. E 67, 036405.
2. Burlaga, L.F., Sittler, E., Mariani, F., Schwenn, R.: 1981, J. Geophys. Res. 86, 6673.
3. Chandrasekhar, S., Prendergast, K.H.: 1956, Proc. Natl. Acad. Sci. USA 42(1), 5.
4. Fainberg, J., Osherovich, V.A., Stone, R.G., MacDowall, R.J., Balogh, A.: 1996, In: Winterhalter, D., Gosling, J.T., Habbal, S.R., Kurth, W.S., Neugebauer, M. (eds.) Proc. Solar Wind Eight Conference 382, 554.
5. Farrugia, C.J., Osherovich, V.A., Burlaga, L.F.: 1995, J. Geophys. Res. 100, 12293.