J. Lienhard, S. Ahlquist, A. Menges, and J. Knippers. VI International Conference on Textile Composites and Inflatable Structures, page 39 -50. Munich, (9 – 11 Oc 2013)
J. Lienhard, and J. Knippers. Proceedings of the International IASS Symposium, International Association for Shell and Spatial Structures, (21-24 May 2012)