TY - VIDEO AU - Zeina Kubarych C2 - Weighing and Measurement + Magazine DA - 2009-10-30 LA - en PB - Weighing and Measurement + Magazine PY - 2009 TI - Getting Closer to Redefining the Kilogram UR - https://tsapps.nist.gov/publication/get_pdf.cfm?pub_id=903635 ER -