TY - RPRT TI - Subpicometer Length Measurement Using Semiconductor Laser Tracking Frequency Gauge AU - Thapa, Rajesh AU - Phillips, James D. AU - Rocco, Emanuele AU - Reasenburg, Robert D. PY - 2011 UR - https://ntrs.nasa.gov/citations/20130009923 ID - 20130009923 ER -