TY  - BOOK
AU  - "Kolthoff,I.M. and Elving, Philip.J., Eds."
TI  - Treatise on Analytical Chemistry -Vol.IV Part 1. Theory and Practice
U1  - 543(021)   K3.4-1 
PY  - 0000///New York
CY  - 1963
PB  - Interscience
ER  -