@article{gonçalves_lopes_silvani_almeida_furieri_2004,  title={Improvement of a gaseous position sensitive detector for use in thermal neutron tomographic systems},  volume={34},  ISSN={0103-9733},  url={https://doi.org/10.1590/S0103-97332004000500013},  DOI={10.1590/S0103-97332004000500013},  number={3a},  journal={Brazilian Journal of Physics},  publisher={Sociedade Brasileira de Física},  author={Gonçalves, Marcelo J. and Lopes, Ricardo T. and Silvani, Maria Ines and Almeida, Gevaldo L. de and Furieri, Rosanne C. A. A.},  year={2004},  month={Sep},  pages={756–759} }