TY  - RPRT
TI  - Analytical methods for trace metals: an overview.
AU  - H A Laitinen
PY  - 1972
DO  - 10.1111/j.1749-6632.1972.tb46453.x
UR  - https://pubmed.ncbi.nlm.nih.gov/4506503/
ID  - 4506503
ER  -