TY  - RPRT
TI  - Obstacle detection and mapping system 
AU  - Hong, Tsai-Hong
AU  - Legowik, Steven
AU  - Nashman, Marilyn
PY  - 1998
PB  - National Institute of Standards and Technology
CY  - Gaithersburg, MD
SN  - NIST IR 6213
DO  - 10.6028/NIST.IR.6213
ER  -