1. Choinzon, M., Ueda, Y.: Design Defects in Object Oriented Designs Using Design Metrics. In: 7th Joint Conference on Knowledge-Based Software Engineering, pp. 61–72. IOS Press, Amsterdam (2006)
2. Piattini, M., Calero, C., Genero, M.: Table Oriented Metrics for Relational Databases. Software Quality Journal 9(2) (June 2001)
3. Piattini, M., Calero, C., Sahraoui, H., Lounis, H.: Object-Relational Database Metrics. L’Object (March 2001)
4. Muller, R.J.: Database Design for Smarties. Morgan Kaufmann, San Francisco (1999)
5. Seidewitz, E.: What models mean. IEEE Software 20(5), 26–31 (2003)