Jeffery DR; Lo R; Webby R, 1995, 'Sizing and estimating the coding and unit testing effort for GUI systems', in
Australian Conference on Software Metrics (1995), I E E E, COMPUTER SOC PRESS, Sydney, pp. 166 - 173, presented at Australian Conference on Software Metrics (1995), Sydney, 22 November 1995 - 24 November 1995,
http://dx.doi.org/10.1109/METRIC.1996.492453