@article{articlef836cad5,
title   = {Effect of lateral variation and model parameterization on surface wave dispersion to estimate the average shallow structure in the Paraná basin},
author = {An, Meijian and Assumpção, Marcelo Sousa de},
year = {2005},
doi = {10.1007/s10950-005-2841-8},
journal   = {Journal of Seismology}
}