1. Nedjah Nadia et al. (2009): Innovative Applications in Data Mining; Berlin Heidelberg: Springer-Verlag, p. 47.
2. Yin Yong, Kaku Ikou, Tang Jiafu, Zhu JianMing (2011): Data Mining: Concepts, Methods and Applications in Management and Engineering Design (Decision Engineering); UK: Springer-Verlag, p. V.
3. Runkler Thomas A. (2010): Data Mining - Methoden und Algorithmen intelligenter Datenanalyse; Wiesbaden: Vieweg+Teubner |, GWV., Fachverlage GmbH, p., V.
4. Liu Dikai, Wang Lingfeng, Tan Kay Chen (2009): Design and Control of Intelligent Robotic Systems; Berlin Heidelberg: Springer-Verlag, p. 2.
5. Nolfi Stefano, Floreano Dolfi (2000): Evolutionary Robotics: The Biology, Intelligence, and Technology of Self-Organizing Machines; Bradford Books.