TY  - BOOK
AU  - Cornu, A.
AU  - Massot, R.
TI  - LIST OF CONVERSION FACTORS FOR ATOMIC IMPURITIES TO PPM BY WEIGHT
U1  - 541.242 
PY  - 1968///
CY  - London
PB  - Heyden
KW  - Atomic Mass -- Tables, Etc
KW  - Atomic Weights
ER  -