Berger, M.
, Hubbell, J.
, Seltzer, S.
, Coursey, J.
and Zucker, D.
(1999),
XCOM: Photon Cross Section Database (version 1.2), http://physics.nist.gov/xcom, [online], http://physics.nist.gov/xcom
(Accessed September 17, 2024)