@article{10_4064_fm_73_2_113_124,
     author = {Philip Olin},
     title = {Direct multiples and powers of modules},
     journal = {Fundamenta Mathematicae},
     pages = {113--124},
     publisher = {mathdoc},
     volume = {73},
     number = {2},
     year = {1971},
     doi = {10.4064/fm-73-2-113-124},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/fm-73-2-113-124/}
}