Alvarez, M., de Oliveira, M., Pina, D. R., & Miranda, J. R. A. (2015). Comparison between subjective and quantitative methods for assessing the resolution limit of radiographic systems. Revista Brasileira De Física Médica, 6(1), 13–17. https://doi.org/10.29384/rbfm.2012.v6.n1.p13-17