H. R. Douglas
- Skye Crossing—a design, build, finance and operate project. Dans: Proceedings of the Institution of Civil Engineers - Civil Engineering, v. 120, n. 2 (mai 1997). (1997):
- Liffey Valley Bridge: aspects of design and construction. Dans: Proceedings of the Institution of Civil Engineers - Structures and Buildings, v. 94, n. 2 (mai 1992). (1992):