TY - GEN AU - D P Stokesberry AU - I Philmon C2 - , National Institute of Standards and Technology, Gaithersburg, MD DA - 1973-01-01 05:01:00 DO - https://doi.org/10.6028/NBS.IR.73-143 LA - en PB - , National Institute of Standards and Technology, Gaithersburg, MD PY - 1973 TI - Evaluation of methods for automatically determining the fitness of currency: ER -