@article{nowak12:2375[TUW-211008], author = {Nowak, Benedikt and Wegerer, Harald and Aschenbrenner, Philipp and Rechberger, Helmut and Winter, Franz}, title = {{S}ewage sludge ash to phosphate fertilizer by chlorination and thermal treatment: residence time requirements for heavy metal removal}, journal = {{E}nvironmental {T}echnology}, year = {2012}, volume = {33}, number = {21}, pages = {2375--2381} }