TY - GEN AU - James Edward Zimmerman C2 - , National Institute of Standards and Technology, Gaithersburg, MD DA - 1982-01-01 05:01:00 DO - https://doi.org/10.6028/NBS.TN.1049 LA - en PB - , National Institute of Standards and Technology, Gaithersburg, MD PY - 1982 TI - A study of design principles for refrigerators for low-power cryoelectronic devices: ER -