TY - JOUR A1 - Weise, Hans-Peter A1 - Jost, Peter A1 - Santer, E. A1 - Wieters, C. U. T1 - High Energy Bremsstrahlung Albedo for Ordinary Concrete and Brick PY - 1979 VL - 29 SP - 3 EP - 5 PB - European Shielding Information Service CY - Ispra AN - OPUS4-9204 LA - eng AD - Bundesanstalt fuer Materialforschung und -pruefung (BAM), Berlin, Germany ER -