@article{10_4153_CJM_1969_098_x,
     author = {Lanski, Charles},
     title = {Nil {Subrings} of {Goldie} {Rings} are {Nilpotent}},
     journal = {Canadian journal of mathematics},
     pages = {904--907},
     year = {1969},
     volume = {21},
     number = {1},
     doi = {10.4153/CJM-1969-098-x},
     url = {http://geodesic.mathdoc.fr/articles/10.4153/CJM-1969-098-x/}
}