TY  - RPRT
TI  - Beta-excited characteristic x-rays as energy reference sources.
AU  - J F CAMERON
AU  - J R RHODES
PY  - 1960
DO  - 10.1016/0020-708x(60)90045-4
UR  - https://pubmed.ncbi.nlm.nih.gov/13807158/
ID  - 13807158
ER  -