@article{MOMA_1971__75_177548,
     author = {L. Fuchs},
     title = {On a {Substitution} {Property} of {Modules.}},
     journal = {Monatshefte f\"ur Mathematik},
     pages = {198--204},
     year = {1971},
     volume = {75},
     zbl = {0225.16013},
     url = {http://geodesic.mathdoc.fr/item/MOMA_1971__75_177548/}
}