1. Feasibility Study of the Engineering Research Association for Superconductive Generation Equipment and Materials, Annual Report and Arguments, 1986
2. Feasibility Study of the Engineering Research Association for Superconductive Generation Equipment and Materials, Annual Report and Arguments, 1987
3. Construction and features of superconducting generators, society of electrical engineers, Technical Report no. 508, September 1994
4. Current state and topics of AC superconducting magnets, society of electrical engineers, Technical Report no. 786, June 2000
5. Studies into feasibility and introduction effect of superconductance technology, NEDO, Annual Report, 1997