TY - CONF A1 - Schmidt, Wolfram T1 - Rheology - The Key to Innovation in Concrete T2 - SPIN Meeting and Cement and Concrete Workshop T2 - SPIN Meeting and Cement and Concrete Workshop CY - Dar Es Salaam, Tanzania DA - 2012-07-01 PY - 2012 AN - OPUS4-26400 LA - deu AD - Bundesanstalt fuer Materialforschung und -pruefung (BAM), Berlin, Germany ER -