TY - JOUR AU - J. Lopez-Romero AU - N. Munoz AU - Michael Lombardi C2 - INFOSIM: Informative Bulletin of the Interamerican Metrology System - OAS DA - 2009-08-01 00:08:00 LA - en PB - INFOSIM: Informative Bulletin of the Interamerican Metrology System - OAS PY - 2009 TI - Establishment of the SIM Time Scale UR - https://tsapps.nist.gov/publication/get_pdf.cfm?pub_id=903998 ER -