A. Costa, J. Maia, M. Brioschi, and J. Machado. Medical Imaging: Biomedical Applications in Molecular, Structural, and Functional Imaging, volume 10137 of SPIE Proceedings, page 1013720. SPIE, (2017)
R. Machado, J. Fernandes, J. Barros, and L. Gomes. DIPES/BICC, volume 329 of IFIP Advances in Information and Communication Technology, page 19-30. Springer, (2010)