TY - CONF AU - Michael Kelley C2 - Tech. Dig., IEEE MTT-S International Microwave Symposium, Phoenix, AZ DA - 2001-05-01 LA - en PB - Tech. Dig., IEEE MTT-S International Microwave Symposium, Phoenix, AZ PY - 2001 TI - The Electronic Kilogram UR - https://tsapps.nist.gov/publication/get_pdf.cfm?pub_id=16730 ER -