TY - CONF A1 - Wiggenhauser, Herbert T1 - Non-Destructive Testing in Civil Engineering T2 - Minnesota Department of Transportation T2 - Minnesota Department of Transportation CY - Minneapolis, MN, USA DA - 2010-01-22 PY - 2010 AN - OPUS4-20903 LA - deu AD - Bundesanstalt fuer Materialforschung und -pruefung (BAM), Berlin, Germany ER -