1. Bain, R., Plantagie, J.W.: Traffic Forecasting Risk: Study Update 2003. Standard & Poor’s, London (2003)
2. Bain, R., Plantagie J.W.: Traffic Forecasting Risk: Study Update 2004. Standard & Poor’s, London (2004)
3. Bain, R., Polakovic, L.: Traffic Forecasting Risk Study 2005: Through Ramp-Up and Beyond. Standard & Poor’s, London (2005)
4. Bain, R., Wilkins, M.: The Credit Implications of Traffic Risk in Start-Up Toll Facilities. Standard & Poor’s, London (2002)
5. Bain, R.: Conversion to electronic toll collection: a Puerto Rican case study. In: Traffic Engineering & Control, vol. 41. No. 10, Hemming Group, Dorset (2000)