TY - RPRT TI - SHAPES - A Spatial High-Accuracy, Position-Encoding Sensor for space-systems control applications AU - Mclauchlan, J. M. AU - Goss, W. C. AU - Tubbs, E. F. PY - 1982 UR - https://ntrs.nasa.gov/citations/19820062083 ID - 19820062083 ER -