TY - CONF AU - W Lee AU - John Lowe AU - Jon Shirley AU - Robert Drullinger C2 - 8^uth^ European Frequency and Time Forum , Weihenstephan, 1, GE DA - 1994-01-01 00:01:00 LA - en PB - 8^uth^ European Frequency and Time Forum , Weihenstephan, 1, GE PY - 1994 TI - Microwave Leakage as a Source of Systematic Error and Long-Term Instability in Cesium Atomic Beam Frequency Standards ER -