1. Evaluating Software Development Characteristics: Assessment of Software Engineering Measures in the Software Engineering Library;Basili,1981
2. Third Time Charm: Stronger Prediction of Programmer Performance by Software Complexity Metrics;Curtis,1979
3. Measuring Improvements in Program Clarity;Gordan;IEEE Trans. Software Eng.,1979
4. Elements of Software Science;Halstead,1977
5. A Controlled Experiment on the Impact of Software Structure on Maintainability;Rombach;IEEE Trans. Software Eng.,1987