TY - ICOMM AU - O\'Brien, C AU - Lamperti, P AU - Williams, T AU - Sander, Tillman C1 - http://nvl.nist.gov/pub/nistpubs/ Jres/105/5/cnt105-5.htm C2 - http://nvl.nist.gov/pub/nistpubs/ Jres/105/5/cnt105-5.htm DA - 2000-01-01 LA - en M1 - 105 PB - http://nvl.nist.gov/pub/nistpubs/ Jres/105/5/cnt105-5.htm PY - 2000 TI - Comparison of the NIST and NPL Air Kerma Standards Used for X-ray Measurements Between 10 kV and 80 kV ER -