@article{MZ_1975__141_172175,
     author = {John Cossey},
     title = {Products of {Fitting} {Classes.}},
     journal = {Mathematische Zeitschrift},
     pages = {289--295},
     publisher = {mathdoc},
     volume = {141},
     year = {1975},
     zbl = {0307.20013},
     url = {http://geodesic.mathdoc.fr/item/MZ_1975__141_172175/}
}