1. RISER consortium (2006) “D06: European Best Practice for Roadside Design: Guidelines for Roadside Infrastructure on New and Existing Roads”. RISER deliverable, February 2006.
2. La Torre, F. (2011). “Forgiving Roadside Design Guide”. ENR SRO1 – ERANET Project IRDES – Deliverable N. 2, http://www.eranetroad.org/index.php?option=com_content&view=article&id=74&Itemid=74 (last consultation on 08/05/2012).
3. Nitsche, P., Saleh, P., Helfert, M. (2010). “State of the art report on existing treatments for the design of forgiving roadsides”. ENR SRO1 – ERANET Project IRDES – Deliverable N. 1, http://www.eranetroad.org/index.php?option=com_content&view=article&id=74&Itemid=74 (last consultation on 08/05/2012).
4. Fagerlind, H., Martinsson, J., Nitsche, P., Saleh, P., Goyat, Y., La Torre, F., Grossi, A. (2011). “Guide for the Assessment of Treatment Effectiveness”. ENR SRO1 – ERANET Project IRDES – Deliverable N. 2, http://www.eranetroad.org/index.php?option=com_content&view=article&id=74&Itemid=74 (last consultation on 08/05/2012).
5. Tasmania Department of Infrastructure, Energy and Resource. (2004) “Road Hazard Management Guide”, Tasmania, Australia.