TY - RPRT TI - Auto : a real time diffractometer control system AU - Snyder, Robert L AU - Hubbard, Camden R AU - Panagiotopoulos, Nicolous C PY - 1981 PB - National Bureau of Standards CY - Gaithersburg, MD SN - NBS IR 81-2229 DO - 10.6028/NBS.IR.81-2229 ER -