TY - RPRT TI - Technical activities 1984 Center for Analytical Chemistry AU - Velapoldi, R A AU - Hertz, H S AU - Taylor, J K PY - 1984 PB - National Bureau of Standards CY - Gaithersburg, MD SN - NBS IR 84-2979 DO - 10.6028/NBS.IR.84-2979 ER -