@article{MZM_1969_5_3_a12,
     author = {A. I. Kashu},
     title = {Closed classes of left-$\Lambda$ modules and closed sets of left ideals of ring $\Lambda$},
     journal = {Matemati\v{c}eskie zametki},
     pages = {381--390},
     publisher = {mathdoc},
     volume = {5},
     number = {3},
     year = {1969},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MZM_1969_5_3_a12/}
}