%0 Journal Article %A Shoyu Nagaoka %T A Note on the Siegel-Eisenstein series of weight 2 on Sp2 (Z). %J Manuscripta mathematica %D 1992 %P 71-88 %V 77 %N 2-3 %I mathdoc %U http://geodesic.mathdoc.fr/item/MM2_1992__77_2-3_155770/ %F MM2_1992__77_2-3_155770