TY  - RPRT
TI  - An analytical expression for electron beam central axis depth doses.
AU  - W Wierzbicki
AU  - E B Podgorsak
PY  - 1994
DO  - 10.1118/1.597329
UR  - https://pubmed.ncbi.nlm.nih.gov/7935221/
ID  - 7935221
ER  -