@article{MOMA_1987__103_178322,
     author = {Y.-F.S. P\'etermann},
     title = {An {...-Theorem} for an {Error} {Term} {Related} to the {Sum-of-Divisors} {Function.}},
     journal = {Monatshefte f\"ur Mathematik},
     pages = {145--158},
     publisher = {mathdoc},
     volume = {103},
     year = {1987},
     url = {http://geodesic.mathdoc.fr/item/MOMA_1987__103_178322/}
}