TY - GEN AU - Seltzer, S M AU - Berger, M J C2 - , National Institute of Standards and Technology, Gaithersburg, MD DA - 1984-01-01 05:01:00 DO - https://doi.org/10.6028/NBS.IR.84-2931 LA - en PB - , National Institute of Standards and Technology, Gaithersburg, MD PY - 1984 TI - Electron and photon transport in multi-layer media: notes on the Monte Carlo code ZTRAN: ER -