N. F. Gray
- (2003): Travel patterns at two secondary schools in Ireland. Dans: Proceedings of the Institution of Civil Engineers - Municipal Engineer, v. 156, n. 4 (décembre 2003).
- (2004): Litter deposition on minor rural roads in Ireland. Dans: Proceedings of the Institution of Civil Engineers - Municipal Engineer, v. 157, n. 3 (septembre 2004).
- (2004): A rural housing sustainability index. Dans: Proceedings of the Institution of Civil Engineers - Municipal Engineer, v. 157, n. 4 (décembre 2004).
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