TY - CONF A1 - Adam, Christian T1 - Case study 2 - Recovery of phosphorus from sewage sludge ashes T2 - Resources that don't cost the earth Workshop T2 - Resources that don't cost the earth Workshop CY - Berlin, Germany DA - 2011-12-01 KW - Resources KW - Phosphorus recovery PY - 2011 SP - 17 AN - OPUS4-26930 LA - eng AD - Bundesanstalt fuer Materialforschung und -pruefung (BAM), Berlin, Germany ER -