TY - CONF A1 - Schmidt, Wolfram T1 - Supplementary cementitious materials for sustainable and economic binders - European solutions compared to African solutions T2 - PACE-PTS Public Symposium on Cement and Concrete-related Issues for the African Market T2 - PACE-PTS Public Symposium on Cement and Concrete-related Issues for the African Market CY - Dar es Saalam, Tanzania DA - 2015-02-26 PY - 2015 AN - OPUS4-33562 LA - deu AD - Bundesanstalt fuer Materialforschung und -pruefung (BAM), Berlin, Germany ER -