@article{VMUMM_1992_6_a12,
     author = {V. A. Mushrub},
     title = {Relative nilpotence of left ideals},
     journal = {Vestnik Moskovskogo universiteta. Matematika, mehanika},
     pages = {50--52},
     publisher = {mathdoc},
     number = {6},
     year = {1992},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/VMUMM_1992_6_a12/}
}