TY - GEN AU - Hebner, R E C2 - , National Institute of Standards and Technology, Gaithersburg, MD DA - 1987-01-01 05:01:00 DO - https://doi.org/10.6028/NBS.IR.87-3643 LA - en PB - , National Institute of Standards and Technology, Gaithersburg, MD PY - 1987 TI - Research for electric energy systems - an annual report: ER -