Mark Hartong Rajni Goel Csilla Farkas Duminda Wijesekera PTC-VANET Interactions to Prevent Highway Rail Intersection Crossing Accidents. 2550-2554 2007 conf/vtc/2007s VTC Spring http://dx.doi.org/10.1109/VETECS.2007.525 db/conf/vtc/vtc2007s.html#HartongGFW07