@article{VMUMM_2013_3_a6,
     author = {A. L. Kanunnikov},
     title = {Graded versions of {Goldie's} {theorem.~II}},
     journal = {Vestnik Moskovskogo universiteta. Matematika, mehanika},
     pages = {47--51},
     publisher = {mathdoc},
     number = {3},
     year = {2013},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/VMUMM_2013_3_a6/}
}