1. Hotho, A., Nürnberger, A., Paaß, G.: A brief survey of text mining. Ldv Forum 20, 19–62 (2005)
2. Tao, C., Sobh, T.: A tool for data structure visualization and user-defined algorithm animation. In: 2001 31st Annual Frontiers in Education Conference, vol. 1. IEEE (2001)
3. Gawrysiak, P.: Using data mining methodology for text retrieval. In: Proceedings of International Information Science and Education Conference, Gdansk, Poland (1999)
4. Azzalini, A., Scarpa, B., Walton, G.: Data Analysis and Data Mining: An Introduction. Oxford University Press, New York (2012)
5. Gupta, V., Lehal, G.S.: A survey of text mining techniques and applications. J. Emerg. Technol. Web Intell. 1(1), 60–76 (2009)