%0 Journal Article %A Konno, K. %T Certain algebraic surfaces with non-reduced moduli space. %J Portugaliae mathematica %D 2000 %P 169-178 %V 57 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/PORMA_2000__57_2_49076/ %G en %F PORMA_2000__57_2_49076