1. Cole, J.M. (1977) Pipe jacking case histories, Tunnels and Tunneling, 91–93.
2. Hough, C.M. (1978) Pipe jacking case histories, Tunnels and Tunneling, 51–52.
3. Katano, S. and Ogawa, T. (1994) Effect of slurry shield tunneling in soft alluvial clay on adjacent under ground subway structure, in Proceedings Of the International Congress on Tunneling and Ground Conditions, Cairo, Egypt, April, pp. 151–156.
4. Mori, R. and Maruyama, R. (1977) The strength and the characteristics of the sand which was grouted by chemical grouting material, in Proceedings of the 32 Conference on Civil Engineering, Tokyo, Japan, III, p. 267 (in Japanese).
5. Nonveiller, E. (1989) Grouting Theory and Practice.