Suwansawat, S., and Einstein, H.H. (2007). Describing settlement troughs over twin tunnels using a superposition technique. Geotechnical and Geoenvironmental Engineering, 133 (4), 445-468. doi:10.1061/1090-0241(2007)133:4(445)
Suwansawat, S., and Einstein, H.H. (2007). Describing settlement troughs over twin tunnels using a superposition technique. Geotechnical and Geoenvironmental Engineering, 133 (4), 445-468. doi:10.1061/1090-0241(2007)133:4(445)