@article{01484662, title = {Certain algebraic surfaces with non-reduced moduli space.}, journal = {Portugaliae Mathematica. Nova S\'erie}, volume = {57}, year = {2000}, pages = {169-178}, zbl = {0981.14015}, language = {en}, url = {http://dml.mathdoc.fr/item/01484662} }
Konno, K. Certain algebraic surfaces with non-reduced moduli space.. Portugaliae Mathematica. Nova Série, Tome 57 (2000) pp. 169-178. http://gdmltest.u-ga.fr/item/01484662/