1. Arel, E.: Goldfire Innovator. Volume II: Patents and Innovation Trend Analysis User Guide. Invention Machine Corporation, Boston, MA (2004)
2. Arel, E., Verbitsky, M., Devoino, I., Ikovenko, S.: TechOptimizer Fundamentals. Invention Machine Corporation, Boston, MA (2002)
3. Zlotin, B., Zusman, A.: Directed Evolution: Philosophy, Theory and Practice. Farmington Hills, Ideation International (2001)
4. Fey,V., Rivin, E.: Innovation on Demand: New Product Development Using TRIZ. Cambridge University Press, Cambridge (2005)
5. Souili, A., et al. Starting from patents to find inputs to the problem graph model of IDM-TRIZ. Procedia Eng. 131, 150–161. https://doi.org/10.1016/j.proeng.2015.12.365 (2015)