@article{MOMA_1976__81_177752,
     author = {I. Kessler and M. Livingston},
     title = {The {Expected} {Number} of {Parts} in a {Partition} of n.},
     journal = {Monatshefte f\"ur Mathematik},
     pages = {203--212},
     publisher = {mathdoc},
     volume = {81},
     year = {1976},
     zbl = {0331.10026},
     url = {http://geodesic.mathdoc.fr/item/MOMA_1976__81_177752/}
}