1. Subsidence above Shallow Tunnels in Soft Ground
2. Subsidence Over Soft Ground Tunnel
3. Cording E. J. and Hansmire W. H. “Subsidence Around Soft Ground Tunnels ” Proceedings Fifth Panamerican Congress on Soil Mechanics and Foundation Engineering Buenos Aires General Report: Session IV Tunnels in Soil Vol. 4 pp. 571–633.
4. Cording E. J. et al. “Methods for Geotechnical Observations and Instrumentation in Tunneling ” Department of Civil Engineering University of Illinois at Urban‐Champaign NSF Grant GI‐33644X 1975.
5. Cording E. J. et al. “Displacement Around Tunnels in Soil ” Department of Civil Engineering University of Illinois at Urbana‐Champaign Report No. DOT‐TST‐76T‐22 1976 211 pp.