1. Accident “migration” after remedial treatment at accident blackspots;Boyle;Traffic Engineering and Control,1984
2. Regressionseffekt. Några empriska exempel baserade på olyckor i vägkorsningar;Brüde,1982
3. Utbedringer av ulykkespunkter på riksveger og kommunale veger i perioden 1976–1983;Christensen,1988
4. Evaluation of accident black spot treatments;Corben,1990
5. Cross section and pavement surface;Dearinger,1970