TY  - RPRT
TI  - Radioactive ion exchange surfaces, versatile radiation sources.
AU  - A E JOHNSON
AU  - A S BLUM
PY  - 1960
DO  - 10.1016/0020-708x(60)90123-x
UR  - https://pubmed.ncbi.nlm.nih.gov/14407412/
ID  - 14407412
ER  -