1. Zadnik. Ž., Karakašić, M., Kljajin, M., & Duhovnik, J. (2009). Function and functionality in the conceptual design process. Journal of Mechanical Engineering, 55(7–8), 455–471.
2. Haapala, K. R., Zhao, F., Camelio, J., Sutherland, J. W., Skerlos, S. J., Dornfeld, D. A., et al. (2013). A review of engineering research in sustainable manufacturing. Journal of Manufacturing Science and Engineering, 135(4), 041013.
3. Miranda, J., Ponce, P. O., Molina, J. M., & Molina, A. (2019). Taxonomy of levels of sensing, smart and sustainable products to support new product development. IFAC Proceedings Volumes. MIM 2019
4. Miranda, J., Ponce, P., Molina, J. M., & Molina, A. (2019). Taxonomy of levels of sensing, smart and sustainable products to support new product development. IFAC-PapersOnLine, 52(13), 2384–2389.
5. Vagia, M., Transeth, A. A., & Fjerdingen, S. A. (2016). A literature review on the levels of automation during the years. What are the different taxonomies that have been proposed? Applied Ergonomics, 53, 190–202.