@article{MZ_1991__207_2_174274,
     author = {C. Nastasescu and F. Van Oystaeyen},
     title = {Graded modules over {G-sets} {II.}},
     journal = {Mathematische Zeitschrift},
     pages = {341--358},
     publisher = {mathdoc},
     volume = {207},
     number = {2},
     year = {1991},
     zbl = {0737.16028},
     url = {http://geodesic.mathdoc.fr/item/MZ_1991__207_2_174274/}
}