Working Party of Transformer IEE Japan,“Operating Guideline of Oil-immersed Transformer”, Technical Report IEE Japan 143th, 1989 (in Japanese) 電気学会変圧器信頼性調査専門委員会:「油入変圧器運転指針」, 電気学会技術報告第143号 (1989)
Standard of the Japanese Electrotechnical Committee, Transformers, JEC 2200, pp. 93, 1993 (in Japanese) 電気学会電気規格調査会標準規格, 変圧器, JEC-2200, pp. 43(1995)
F.Blume,“Transformer Engineering”, pp. 313, Corona Co., 1971 (in Japanese) F.Blume:「変圧器工挙」, pp. 313, コロナ社 (1971)