@inproceedings{inproceedingsf1d31f6f, title = {Geotectonics in ground water in Precambrian rocks: the experience of the semi-arid Northeast Brazil}, author = {Brito Neves, Benjamim Bley de}, year = {2003}, publisher = {International Association of Hydrogeologists}, booktitle = {International Conference on Groundwater in Fractured Rocks} }