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2. 2.

   Bakker, C., & den Hollander, M. (2019). Products That Last: Product Design for Circular Business Models. BIS Publishers.

3. 3.

   Diegel, O., Nordin, A., & Motte, D. (2019). A Practical Guide to Design for Additive Manufacturing. Springer.

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   Ellen MacArthur Foundation. (2019). Completing the Picture: How the Circular Economy Tackles Climate Change.

5. 5.

   Lefteri, C. (2014). Materials for Design. Laurence King Publishing.

6. 6.

   Ngo, T. D., Kashani, A., Imbalzano, G., Nguyen, K. T. Q., & Hui, D. (2018). Additive manufacturing (3D printing): A review of materials, methods, applications and challenges. Composites Part B: Engineering, 143, 172–196.

7. 7.

   Papanek, V. (1985). Design for the Real World: Human Ecology and Social Change (2nd ed.). Academy Chicago Publishers.

8. 8.

   Thompson, R. (2017). Manufacturing Processes for Design Professionals. Thames & Hudson.

Note: These are placeholder references. Replace with actual sources used in your project.