@article {7586,
	title = {Numerical Modelling of Railway Bridge Approaches: Influence of Soil Non-Linearity},
	journal = {International Journal of Railway Technology},
	volume = {3},
	year = {2014},
	pages = {73-95},
	author = {Varandas, J.N. and A. Paix{\~a}o and Fortunato, E. and H{\"o}lscher, P. and R. Cal{\c c}ada}
}
