IBEX - A tele-operation and training device for walking excavators. - Marco Hutter 001; Thomas Braungardt; Fabian Grigis; Gabriel Hottiger; Dominic Jud; Michael Katz; Philipp Leemann; Paul Nemetz; Jonas Peschel; Jan Preisig; Nicolas Sollich; Miro Voellmy; et al. (SSRR, 2016)