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I. Gibson, D. W. Rosen, and B. Stucker, Additive manufacturing technologies: rapid prototyping to direct digital manufacturing. New York: Springer, 2010 [Online]. Available: https://ebookcentral.proquest.com/lib/nottingham/detail.action?docID=510730
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C. K. Chua, K. F. Leong, and C. S. Lim, Rapid prototyping: principles and applications, 3rd ed. Singapore: World Scientific, 2010.