@article{lejpt19144,
 author={Godavarthi, V. R. and Mallavalli, D. and Peddi, R. and Katragadda, N. and Mulpuru, a. P.},
 year={2011},
 title={Contiguous Pile Wall as a Deep Excavation Supporting System},
 journal={Leonardo Electron. J. Pract. Technol.},
 volume={10},
 number={19},
 pages={144-160},
 url={http://lejpt.academicdirect.org/A19/144_160.pdf}
}