@article{MAN_1973__202_162414,
     author = {Charles Lanski},
     title = {Solvable {Normal} {Subgroups} and {Nilpotent} {Ideals} in {Matrix} {Rings.}},
     journal = {Mathematische Annalen},
     pages = {251--264},
     publisher = {mathdoc},
     volume = {202},
     year = {1973},
     zbl = {0249.16012},
     url = {http://geodesic.mathdoc.fr/item/MAN_1973__202_162414/}
}