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., Schwenn, R., & Gonzalez, W. D. (2003). Relation between the radial speed and the expansion speed of coronal mass ejections. Advances in Space Research, 32(12), 2637-2640.