TY - CONF AU - John Lowe AU - Robert Drullinger AU - F Walls AU - W Lee C2 - IEEE Frequency Control Symposium , Boston, MA DA - 1994-01-01 LA - en PB - IEEE Frequency Control Symposium , Boston, MA PY - 1994 TI - A Hybrid Digital/Analog Servo for the NIST-7 Atomic Standard ER -