TY - GEN AU - C C Gravatt C2 - , National Institute of Standards and Technology, Gaithersburg, MD DA - 1979-01-01 05:01:00 DO - https://doi.org/10.6028/NBS.IR.79-1733 LA - en PB - , National Institute of Standards and Technology, Gaithersburg, MD PY - 1979 TI - NBSEPA Energy Environment Project ::semi-annual report to Environmental Protection Agency, Office of Energy, Minerals and Industry, Washington, D. C. 20460 ER -