@article{IM2_1998_62_1_a0,
     author = {V. A. Dem'yanenko},
     title = {On the structure of elliptic fields. {II}},
     journal = {Izvestiya. Mathematics },
     pages = {1--18},
     publisher = {mathdoc},
     volume = {62},
     number = {1},
     year = {1998},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/IM2_1998_62_1_a0/}
}