@article{AL_1978_17_5_a3,
     author = {A. A. Nikitin},
     title = {Lower radicals of some classes of rings},
     journal = {Algebra i logika},
     pages = {596--610},
     publisher = {mathdoc},
     volume = {17},
     number = {5},
     year = {1978},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/AL_1978_17_5_a3/}
}