TY  - SER
AU  - R Verkouteren
C2  - Elsevier Science, Amsterdam, 
DA  - 2004-02-01
LA  - en
M1  - 1
PB  - Elsevier Science, Amsterdam, 
PY  - 2004
TI  - Strategies and Practicalities in the Production and Use of Gas Isotope Standard Materials
ER  -