Speciation and mobility of cadmium in straw and wood combustion fly ash Hansen, Henrik K. ; Pedersen, Anne J. ; Ottosen, Lisbeth M. ; Villumsen, Arne Abstract Publication: Chemosphere Pub Date: October 2001 DOI: 10.1016/S0045-6535(01)00026-1 Bibcode: 2001Chmsp..45..123H