1. 1) K. Kanazawa, T. Abe and S. Nishijima: NRIM Fatigue Data Sheet Technical Document, No.9, National Research Institute for Metals, Tokyo, (1989), 20.
2. 2) 村上敬宜:金属疲労 微小欠陥と介在物の影響,養賢堂,東京,(1993), 73.
3. 3) P.H. Frith: J. Iron Steel Inst., 180(1955), 26.
4. 4) H. Emura and K. Asami: Trans. JSME Ser. A, 55-509(1989), 45.
5. 5) S. Nishijima and K. Kanazawa: Fat. Fra. Eng. Mat. Struct., 22(1999), 601.