1. MathWorks (2019) What is fuzzy logic? Available from: https://uk.mathworks.com/help/fuzzy/what-is-fuzzy-logic.html. Retrieved November 21, 2019.
2. Ahmad, Y. A., Riyanarto, S., & Oxsy, G. (2018). Rain detection system for estimate weather level using Mamdani fuzzy inference system. In 2018 International Conference on Information and Communications Technology (ICOIACT). https://ieeexplore.ieee.org/document/8350711. Retrieved November 21, 2019.
3. Czabanski, R., Jezewski, M., & Leski, J. (2017). Introduction to fuzzy systems. In Theory and Applications of Ordered Fuzzy Numbers. https://www.researchgate.net/publication/320450324_Introduction_to_Fuzzy_Systems. Retrieved November 21, 2019.
4. Forbus, K. D., & Laird, J. (2002). AI and the entertainment industry. IEEE Intelligent Systems, 17(4). https://ieeexplore.ieee.org/document/1024746. Retrieved November 22, 2019.
5. Policarpo, D., Urbano, P., & Loureiro, T. (2010). Dynamic scripting applied to a First-Person Shooter. In: 5th Iberian Conference on Information Systems and Technologies. https://ieeexplore.ieee.org/document/5556600. Retrieved November 22, 2019.