Grun, T., Scheven, M., Geiger, F., Schwinn, T., Sonntag, D., Bischoff, M., Knippers, J., Menges, A., Nebelsick, J.: 2019, Building principles and structural design of sea urchins: examples of bio-inspired constructions, in Knippers, J., Schmid, U., Speck, T. (Eds.), Biomimetics for Architecture, Birkhäuser, Basel, pp 104-115. (ISBN: 978-3-0356-1791-7)