TY  - RPRT
TI  - Survey of various approaches to the chemical analysis of environmentally important materials 
AU  - Greifer, Bernard
AU  - Taylor, John K
PY  - 1973
PB  - National Bureau of Standards
CY  - Gaithersburg, MD
SN  - NBS IR 73-209
DO  - 10.6028/NBS.IR.73-209
ER  -