%0 Journal Article %A Mao, Shipeng %A Chen, Shaochun %T Convergence analysis of the rotated ${\cal Q}_1$ element on anisotropic rectangular meshes %J Electronic transactions on numerical analysis %D 2005 %P 154-163 %V 20 %I mathdoc %U http://geodesic.mathdoc.fr/item/ETNA_2005__20__a6/ %G en %F ETNA_2005__20__a6