BibTex format
@article{Sarma:2006:10.1680/geot.2006.56.8.539,
author = {Sarma, SK and Tan, D},
doi = {10.1680/geot.2006.56.8.539},
journal = {GEOTECHNIQUE},
pages = {539--550},
title = {Determination of critical slip surface in slope analysis},
url = {http://dx.doi.org/10.1680/geot.2006.56.8.539},
volume = {56},
year = {2006}
}