M8 Harthill Footbridge
- Smooth steel. Dans: Bridge Design & Engineering, v. 15, n. 54 (1er trimestre 2009), pp. 35.
- Structural Design of Helical Steel Footbridges. Présenté pendant: Footbridge 2014 - Past, Present & Future, London, 16-18 July 2014. (2014):
- Twisting lift. Dans: Bridge Update, n. 79 (octobre 2008), pp. 4.