@article{02124065, title = {A combinatorial approach to hyperharmonic numbers.}, journal = {Integers}, volume = {3}, year = {2003}, zbl = {1128.11309}, language = {en}, url = {http://dml.mathdoc.fr/item/02124065} }
Benjamin, Arthur T.; Gaebler, David; Gaebler, Robert. A combinatorial approach to hyperharmonic numbers.. Integers, Tome 3 (2003) . http://gdmltest.u-ga.fr/item/02124065/