Ultrafast multi-electron dynamics studied with THz-field streakingM. Krikunova, E. Klimešová, O. Kulyk, T. Oelze, B. Schütte, T. Gebert and J. AndreassonEPJ Web Conf., 195 (2018) 07003DOI: https://doi.org/10.1051/epjconf/201819507003