@article{GDZPPN00211111X, title = {D-elliptic sheaves and the Langlands correspondence.}, journal = {Inventiones mathematicae}, volume = {114}, year = {1993}, pages = {217-338}, zbl = {0809.11032}, url = {http://dml.mathdoc.fr/item/GDZPPN00211111X} }
Rapoport, M.; Stuhler, U.; Laumon, G. D-elliptic sheaves and the Langlands correspondence.. Inventiones mathematicae, Tome 114 (1993) pp. 217-338. http://gdmltest.u-ga.fr/item/GDZPPN00211111X/