1. Masonry arch bridges—TRL state of the art review;Page,1993
2. 〈www.brantacan.co.uk/arch.htm〉.
3. Page J. A guide to the repair and strengthening of masonry arch bridges. Crowthorne: TRL contractor report 204; 1996.
4. Review of NDT methods in the assessment of concrete and masonry structures;McCann;NDT&E Int,2001
5. Binda L, Lualdi M, Saisi A, Zanzi L. The complementary use of on site non-destructive tests for the investigation of historic masonry structures. In: Proceedings of the ninth North American masonry conference; 2003.