Gennaro Costagliola Filomena Ferrucci Genoveffa Tortora Giuliana Vitiello Class Point: An Approach for the Size Estimation of Object-Oriented Systems. 52-74 2005 31 IEEE Trans. Software Eng. 1 http://dx.doi.org/10.1109/TSE.2005.5 db/journals/tse/tse31.html#CostagliolaFTV05