@article{CHEB_2010_11_1_a3,
     author = {I. N. Balaba and V. A. Efremov},
     title = {Graded quotient rings of semiprime graded rings},
     journal = {\v{C}eby\v{s}evskij sbornik},
     pages = {20--30},
     publisher = {mathdoc},
     volume = {11},
     number = {1},
     year = {2010},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/CHEB_2010_11_1_a3/}
}