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@article{CMUC_1983__24_3_a1, author = {O'Neill, John D.}, title = {On summands of direct products of {Abelian} groups}, journal = {Commentationes Mathematicae Universitatis Carolinae}, pages = {407--413}, publisher = {mathdoc}, volume = {24}, number = {3}, year = {1983}, mrnumber = {730136}, zbl = {0538.20025}, language = {en}, url = {http://geodesic.mathdoc.fr/item/CMUC_1983__24_3_a1/} }
O'Neill, John D. On summands of direct products of Abelian groups. Commentationes Mathematicae Universitatis Carolinae, Tome 24 (1983) no. 3, pp. 407-413. http://geodesic.mathdoc.fr/item/CMUC_1983__24_3_a1/