Kanjilal, A., G. Kanjilal, and S. Bhattacharya. “Metrics-Based Analysis of Requirements for Object-Oriented Systems: An Empirical Approach”. INFOCOMP Journal of Computer Science, vol. 7, no. 2, June 2008, pp. 26-36, https://infocomp.dcc.ufla.br/index.php/infocomp/article/view/214.