References

Gamma, E., Helm, R., Johnson, R., and Vlissides, J.,
Design Patterns: Elements of Reusable Object-Oriented Software.
Reading, MA: Addison-Wesley, 1995.

Witten, Ian H., Moffat, A., Bell, T. and Fox, Ed.,
Managing Gigabytes: Compressing and Indexing Documents and Images.
Morgan Kaufmann, May 1999.

Demaine, Erik D., Lopez-Ortiz, A. and Ian Munro, J.,
Experiments on Adaptive Set Intersections for Text Retrieval Systems,
in Proceedings of the 3rd Workshop on Algorithm Engineering and Experiments,
Lecture Notes in Computer Science, Washington, DC, January 5-6, 2001.