1. J. Aitchison, A. Gilchrist, and D. Bawden. Thesaurus construction and use: a practical manual. Europa Publications, London, 2000. Cited on page(s)60, 88
2. David Allemang and Jim Hendler. Semantic Web for the working Ontologiest. Morgan Kaufmann, San Francisco, 2008. Cited on page(s)77, 104
3. David Allemang and Jim Hendler. Speech and Language Processing, 2nd edition.Prentice-Hall, Upper SaddleRiver, New Jersey,2008. Cited on page(s)110
4. Grigoris Antoniu and Frank van Harmelen. Semantic Web Primer. The MIT Press, Cambridge, Massachusetts, 2008. Cited on page(s)77, 83, 86