@article{RM_1992_47_4_a9,
     author = {M. I. Kuznetsov},
     title = {Differential operators in the classification of simple modular {Lie} algebras},
     journal = {Trudy Matematicheskogo Instituta imeni V.A. Steklova},
     pages = {212--213},
     publisher = {mathdoc},
     volume = {47},
     number = {4},
     year = {1992},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/RM_1992_47_4_a9/}
}