%0 Journal Article %T Cerium-Doped Endohedral Fullerene: A Density-Functional Theory Study %A A. Z. AlZahrani %J ISRN Condensed Matter Physics %D 2012 %I Hindawi Publishing Corporation %R 10.5402/2012/208234 %U http://dx.doi.org/10.5402/2012/208234