1. Amari, T., Aly, J.-J. 2009, in Universal Heliophysical Processes, eds. N. Gopalswamy and D. F. Webb, 212
2. Bale, S. D., Reiner, M. J., Bougeret, J.-L., et al. 1999, Geophys. Res. Lett., 26, 1573
3. Burlaga, L. F. 1995, Int. Ser. Astron. Astrophys., 3, 3
4. Burlaga, L., Sittler, E., Mariani, F., Schwenn, R. 1981, J. Geophys. Res., 86, 6673
5. Byrne, P. B. 1988, Irish Astron. J., 18, 172