TY  - RPRT
TI  - Circular of the Bureau of Standards no. 577: energy loss and range of electrons and positrons
AU  - Nelms, Ann T
PY  - 1956
PB  - National Bureau of Standards
CY  - Gaithersburg, MD
SN  - NBS CIRC 577
DO  - 10.6028/NBS.CIRC.577
ER  -