@article{RM_1972_27_1_a4,
     author = {J. H. Bernstein and I. M. Gel'fand and S. I. Gel'fand},
     title = {Differential operators on a~cubic com},
     journal = {Trudy Matematicheskogo Instituta imeni V.A. Steklova},
     pages = {169--174},
     publisher = {mathdoc},
     volume = {27},
     number = {1},
     year = {1972},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/RM_1972_27_1_a4/}
}