@article{GDZPPN002445948, title = {On relative canonical sheaves of arithmetic surfaces.}, journal = {Mathematische Zeitschrift}, volume = {221}, year = {1996}, pages = {709-724}, zbl = {0916.14010}, url = {http://dml.mathdoc.fr/item/GDZPPN002445948} }
Sun, Xiaotao. On relative canonical sheaves of arithmetic surfaces.. Mathematische Zeitschrift, Tome 221 (1996) pp. 709-724. http://gdmltest.u-ga.fr/item/GDZPPN002445948/