TY - CONF AU - J Vanier AU - J Gagnepain AU - W. Riley AU - F Walls AU - M Granveaud C2 - 1992 IEEE Frequency Control Symposium , Hershey, PA, USA DA - 1992-01-01 00:01:00 LA - en PB - 1992 IEEE Frequency Control Symposium , Hershey, PA, USA PY - 1992 TI - Aging, Warm-Up Time and Retrace; Important Characteristics of Standard Frequency Generators ER -