TY - CONF A1 - Rohrmann, Rolf A1 - Rücker, Werner T1 - Surveillance of structural properties of large bridges using dynamic methods T2 - Proc. 6th International Conference on Structural Safety and Reliability T2 - Proc. 6th International Conference on Structural Safety and Reliability CY - Innsbruck, Austria DA - 1993-08-09 PY - 1993 AN - OPUS4-6646 LA - eng AD - Bundesanstalt fuer Materialforschung und -pruefung (BAM), Berlin, Germany ER -