TY - CONF AU - Judah Levine C2 - IEEE Trans. Ultrasonics, Ferroelectrics, & Freq. Cont. , Besan{c-cedilla}on, FR DA - 1999-01-01 LA - en PB - IEEE Trans. Ultrasonics, Ferroelectrics, & Freq. Cont. , Besan{c-cedilla}on, FR PY - 1999 TI - Authenticating Time and Frequency Signals UR - https://tsapps.nist.gov/publication/get_pdf.cfm?pub_id=105392 ER -