TY  - RPRT
TI  - Constant pressure and vacuum transporter for 1 kg mass standards 
AU  - Lee, Vincent
AU  - Jabbour, Zeina J
PY  - 2008
PB  - National Institute of Standards and Technology
CY  - Gaithersburg, MD
SN  - NIST IR 7515
DO  - 10.6028/NIST.IR.7515
ER  -