TY  - RPRT
TI  - Quantitative thin layer chromatography with x-ray emission spectrometry.
AU  - R A Libby
PY  - 1968
DO  - 10.1021/ac60266a040
UR  - https://pubmed.ncbi.nlm.nih.gov/5743452/
ID  - 5743452
ER  -