Schwenn, R. Department Sun and Heliosphere, Max Planck Institute for Solar System Research, Max Planck Society; MPI for Aeronomy, Max Planck Institute for Solar System Research, Max Planck Society;
Dal Lago, A., Vieira, L. E. A., Echer, E., Gonzalez, W. D., De Gonzalez, A. L. C., Guarnieri, F. L., et al. (2004). Comparison between halo CME expansion speeds observed on the Sun, the related shock transit speeds to earth and corresponding ejecta speeds at 1 AU. Solar Physics, 222(2), 323-328. doi:10.1023/B:SOLA.0000043566.21049.82.