@article{MOMA_1984__97_178167,
     author = {Adolf Hildebrand},
     title = {On a {Problem} of {Erd\"os} and {Alladi.}},
     journal = {Monatshefte f\"ur Mathematik},
     pages = {119--124},
     publisher = {mathdoc},
     volume = {97},
     year = {1984},
     zbl = {0531.10046},
     url = {http://geodesic.mathdoc.fr/item/MOMA_1984__97_178167/}
}