P. T. Donald
- The Design and construction of the cross-harbour road and rail links, Belfast. Dans: Proceedings of the Institution of Civil Engineers - Transport, v. 117, n. 1 (février 1996). (1996):
- The Irish coal canals. Dans: Proceedings of the Institution of Civil Engineers - Engineering History and Heritage, v. 162, n. 4 (novembre 2009). (2009):