@unpublished{rechberger15[TUW-242538], author = {Rechberger, Helmut}, title = {{F}orecasting the future availability of secondary raw materials: the case of aluminium in {A}ustria}, year = {2015}, note = {eingeladen; {V}ortrag: {E}uropean {A}luminium {C}ongress 2015 ''{A}luminium building the future'', {D}{\"u}sseldorf, {D}eutschland; 2015-11-23 -- 2015-11-24} }