TY  - RPRT
TI  - XCOM : photon cross sections on a personal computer
AU  - Berger, M J
AU  - Hubbell, J H
PY  - 1987
PB  - National Bureau of Standards
CY  - Gaithersburg, MD
SN  - NBS IR 87-3597
DO  - 10.6028/NBS.IR.87-3597
ER  -