1) Committee of JSCE on earthquake damage in the Hokuriku area(1950): "Report of damage due to the Fukui Earthquake," Part I, Section 8, pp.173-183 (in Japanese).
2) Committee of JSCE on damage due to the Niigata Earthquake in 1964 (1966): "Report of damage due to the Niigata Earthquake," JSCE, Part 11, pp.659-739 (in Japanese).
3) Earthquake disaster prevention council (1926): "Report on prevention of earthquake damage," No.100 (Tei) (in Japanese).
4) Horiuchi, T. (1971): "Damage to the underground pipe lines by the Niigata Earthquake with special reference to ground condition," Report of the Faculty of Science and Technology Meijo Univ., Vol.12, pp. 348-364 (in Japanese).
5) Japan Gas Association (1965): The Niigata Earthquake and City Gas Facilities, Japan Gas Association (in Japanese).