TY - RPRT TI - A millimeter-wave phased array radar for hazard detection and avoidance on planetary landers AU - Pollard, B. D. AU - Sadowy, G. AU - Moller, D. AU - Rodriguez, E. PY - 2003 UR - https://ntrs.nasa.gov/citations/20060030288 ID - 20060030288 ER -