Förster, M., Feldstein, Y. I., Haaland, S. E., Dremukhina, L. A., Gromova, L. I., Levithin, A. E. (2009): Ionospheric convection from Cluster EDI measurements: Comparison with the ground-based IZMEM ionospheric convection model, 32nd Apatity-Seminar 'Physics of Auroral Phenomena' (Apatity, Russia 2009) (Polar Geophysical Institute (PGI)).https://doi.org/ISBN 978-5-91137-101-2