TY - ICOMM AU - Unterweger, Michael AU - Hoppes, Dale AU - Schima, Francis AU - Coursey, J C1 - http://physics.nist.gov/Halflife C2 - http://physics.nist.gov/Halflife DA - 1999-01-01 LA - en PB - http://physics.nist.gov/Halflife PY - 1999 TI - Radionuclide Half-Life Measurements made at NIST (version 2.0) ER -