TY  - RPRT
TI  - Trace elements in chemical evolution, I.
AU  - K Kobayashi
AU  - C Ponnamperuma
PY  - 1985
DO  - 10.1007/bf01808048
UR  - https://pubmed.ncbi.nlm.nih.gov/4094751/
ID  - 4094751
ER  -