@unpublished{rechberger10[TUW-187055], author = {Rechberger, Helmut}, title = {{C}hancen und {G}renzen des {R}ecyclings von {M}etallen}, year = {2010}, note = {eingeladen; {V}ortrag: {D}ie {Z}ukunft der {S}eparatsammlung, {Z}{\"u}rich; 2010-06-30} }