@article{Chen.etal:2011, title={{AES} for multiscale localization modeling in granular media}, author={Chen, Q. and Andrade, J. E. and Samaniego, E.}, journal={Computer Methods in Applied Mechanics and Engineering}, volume={200}, number={33}, pages={2473--2482}, doi={10.1016/j.cma.2011.04.022}, year={2011}, publisher={Elsevier} }