Sanmartin, J.R., R.D.Estes, E.C.Lorenzini and S.A. Elaskar, “Efficiency of Electrodynamic Tether Thrusters”, Journal of Spacecraft and Rockets 43, no.3, 659-666, 2006.
Sanmartin, J.R., R.D.Estes, E.C.Lorenzini and S.A. Elaskar, “Efficiency of Electrodynamic Tether Thrusters”, Journal of Spacecraft and Rockets 43, no.3, 659-666, 2006.