TY - GEN AU - Harry H Ku C2 - , National Institute of Standards and Technology, Gaithersburg, MD DA - 1965-01-01 05:01:00 DO - https://doi.org/10.6028/NBS.RPT.9011 LA - en PB - , National Institute of Standards and Technology, Gaithersburg, MD PY - 1965 TI - Notes on the use of propagation of error formulas: ER -