TY - CONF A1 - Wiggenhauser, Herbert A1 - Streicher, Doreen A1 - Milmann, Boris A1 - Algernon, Daniel T1 - Reflection of acoustic waves at conrete/steel-interfaces T2 - Workshop AFF 40 (1) in the scope of Transportation Research board (TRB) 85th Annual Meeting 2006 T2 - Workshop AFF 40 (1) in the scope of Transportation Research board (TRB) 85th Annual Meeting 2006 CY - Washington, D.C., USA DA - 2006-01-22 PY - 2006 AN - OPUS4-12137 LA - eng AD - Bundesanstalt fuer Materialforschung und -pruefung (BAM), Berlin, Germany ER -