@inproceedings{inproceedingsec431a1d, title = {Characterization GPR and FDTD modeling of asphaltic sandstones of the Paraná Basin, Brasil: preliminary results}, author = {Bertolla, L and Porsani, Jorge Luís and Elis, Vagner Roberto}, year = {2015}, publisher = {European Association of Geoscientists and Engineers}, booktitle = {European Meeting of Environmental and Engineering Geophysics} }