@article{GDZPPN002235099, title = {Gaussian maps for double coverings.}, journal = {Manuscripta mathematica}, volume = {83}, year = {1994}, pages = {71-88}, zbl = {0805.14005}, url = {http://dml.mathdoc.fr/item/GDZPPN002235099} }
Duflot, Jeanne. Gaussian maps for double coverings.. Manuscripta mathematica, Tome 83 (1994) pp. 71-88. http://gdmltest.u-ga.fr/item/GDZPPN002235099/