1. Maerivoet, S., De Moor, B. (February 10, 2010). Traffic Flow Theory. arXiv.org e-Print archive. June 2005. http://arxiv.org/abs/physics/0507126
2. Accuracy analysis of WIM systems calibrated using pre-weighed vehicles method;J. Gajda;Metrology and Measurement Systems,2007
3. Measurement of Road Traffic Parameters Using an Inductive Single-Loop Detector;J. Gajda,1997