%0 Journal Article %T 57Fe M£¿£¿ssbauer and positron lifetime studies of Al-Cu-Fe quasicrystals %A C M Chittaranjan %A C S Sundar %A K P Gopinathan %A T N Sairam %J - %D 1997 %U https://www.ias.ac.in/describe/article/boms/020/04/0535-0540