TY - GEN A1 - Herzel, Hannes T1 - Thermochemical treatment of sewage sludge ash for P-fertilizer production T2 - European Sustainable Phosphorus Conference 2015 T2 - European Sustainable Phosphorus Conference 2015 CY - Berlin, Germany DA - 2015-03-05 PY - 2015 UR - https://opus4.kobv.de/opus4-bam/frontdoor/index/index/docId/32725 AN - OPUS4-32725 AD - Bundesanstalt fuer Materialforschung und -pruefung (BAM), Berlin, Germany