1. Clavel, R., 1985, “Dispositif pour le déplacement et le positionnement d’un élément dans l’espace,” Patent CH 672 089.
2. Brogårdh, T., 2002, “Device for relative movement of two elements,” US Patent 6,412,363 B1.
3. Brogårdh, T., 2003, “Device for relative displacement of two elements,” US Patent 6,540,471 B1.
4. Brogårdh, T. and Gu, C.Y., 2002, “Parallel robot development at ABB,” Proceedings of the First International Colloquium of the Collaborative Research Centre 562, University of Braunschweig.
5. Treib, T. and Zirn, O., 1998, “Erste erfahrungen mit dem parallelkinematischen konzept Triaglide,” Seminar on Hexapod, Linapod, Dyna-M, March 11–12, 1998, Aachen.