@article{MAN_1971__194_162191,
     author = {Ronald HIRSHON},
     title = {Some {New} {Groups} {Admitting} {Essentially} {Unique} {Directly} {Indecomposable} {Decompositions.}},
     journal = {Mathematische Annalen},
     pages = {123--125},
     publisher = {mathdoc},
     volume = {194},
     year = {1971},
     zbl = {0211.34104},
     url = {http://geodesic.mathdoc.fr/item/MAN_1971__194_162191/}
}