TY - CPAPER AU - D. Allan AU - D. Glaze AU - John Gray AU - R. Jones AU - Judah Levine AU - S. Stein N1 - JILA Pub. 4733 PY - 1983 TI - Recent improvements in the atomic time scales of the National Bureau of Standards UR - http://www.pttimeeting.org/archivemeetings/1983papers/Vol\%2015_03.pdf ER -