@article{10_1090_S0894_0347_98_00260_4,
     author = {Frenkel, E. and Gaitsgory, D. and Kazhdan, D. and Vilonen, K.},
     title = {Geometric realization of {Whittaker} functions and the {Langlands} conjecture},
     journal = {Journal of the American Mathematical Society},
     pages = {451--484},
     publisher = {mathdoc},
     volume = {11},
     number = {2},
     year = {1998},
     doi = {10.1090/S0894-0347-98-00260-4},
     url = {http://geodesic.mathdoc.fr/articles/10.1090/S0894-0347-98-00260-4/}
}