Toroidal-Type Shielding Coil Systems for the Power System Control SMES Ezaki, T. ; Horiuchi, Y. ; Hatanaka, T. ; Joko, M. ; Setoguchi, S. ; Hayashi, H. Abstract Publication: IEEE Transactions on Applied Superconductivity Pub Date: June 2004 DOI: 10.1109/TASC.2004.830097 Bibcode: 2004ITAS...14..746E