@article{SM_1977_31_2_a2,
     author = {V. G. Drinfeld},
     title = {Elliptic {modules.~II}},
     journal = {Sbornik. Mathematics},
     pages = {159--170},
     publisher = {mathdoc},
     volume = {31},
     number = {2},
     year = {1977},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/SM_1977_31_2_a2/}
}