1. Deuss, M., et al., 2008, Intelligent Roads, Final Summary Report of the European FP6 “INTRO” project.
2. Hussmann S., et al., 2013, A review on commercial solid state 3D cameras for machine vision applications, Chapter 11 in Buytaert, J. (editor), Recent Advances in Topography Research, ISBN: 979-1-62618-840-2, 2013 Nova Science Publishers, Inc.
3. Litzka, J., et al., 2008, The way forward for pavement performance indicators across Europe, Final report of COST action 354, Performance Indicators for Road Pavements, ISBN 978-3-200-01238-7.
4. Mertens L. et al,, 2013, Time of Flight Cameras (3D Vision), Chapter 12 in Buytaert, J. (editor), Recent Advances in Topography Research, ISBN: 979-1-62618-840-2, 2013 Nova Science Publishers, Inc.