M. Redfern
- Briefing: stakeholder perspectives of buried utility mapping. Dans: Proceedings of the Institution of Civil Engineers - Municipal Engineer, v. 163, n. 1 (mars 2010). (2010):
- Mapping the Underworld – State-of-the-art review. Dans: Tunnelling and Underground Space Technology, v. 22, n. 5-6 (septembre 2007). (2007):