%0 Journal Article %A Hitoshi Nakada %T On metrical theory of diophantine approximation over imaginary quadratic field %J Acta Arithmetica %D 1988 %P 393-403 %V 51 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/aa-51-4-393-403/ %R 10.4064/aa-51-4-393-403 %G en %F 10_4064_aa_51_4_393_403