Richard Grover Graham M. Brooker Hugh F. Durrant-Whyte Environmental representation for fused millimetre wave radar and nightvision data. 7-12 2002 ICARCV http://dx.doi.org/10.1109/ICARCV.2002.1234781 conf/icarcv/2002 db/conf/icarcv/icarcv2002.html#GroverBD02