TY - GEN AU - C D Bowman AU - A D Carlson AU - H O Liskien AU - L Stewart C2 - , National Institute of Standards and Technology, Gaithersburg, MD DA - 1977-01-01 05:01:00 DO - https://doi.org/10.6028/NBS.SP.493 LA - en PB - , National Institute of Standards and Technology, Gaithersburg, MD PY - 1977 TI - Neutron standards and applications: ER -