Lütolf, Gregor (2013). Using 3D Printers at School: the Experience of 3drucken.ch. In: Canessa, Enrique; Fonda, Carlo; Zennaro, Marco (Hg.) Low-cost 3D Printing for Science, Education and Sustainable Development (S. 149-158). Triest: ICTP – The Abdus Salam International Centre for Theoretical Physics