TY - CONF A1 - Ramge, Peter T1 - Concrete Repair and Maintenance T2 - SPIN Project Workshop T2 - SPIN Project Workshop CY - Johannesburg, South Africa DA - 2012-09-06 PY - 2012 AN - OPUS4-26513 LA - deu AD - Bundesanstalt fuer Materialforschung und -pruefung (BAM), Berlin, Germany ER -