@article{SM_1991_70_2_a13,
     author = {Yu. V. Billing},
     title = {Affine modular {Lie} algebras},
     journal = {Sbornik. Mathematics},
     pages = {573--586},
     publisher = {mathdoc},
     volume = {70},
     number = {2},
     year = {1991},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/SM_1991_70_2_a13/}
}