@article{MOMA_1968__72_177444,
     author = {D. Suryanarayana},
     title = {The {Number} of k-ary {Divisors} of an {Integer.}},
     journal = {Monatshefte f\"ur Mathematik},
     pages = {445--450},
     publisher = {mathdoc},
     volume = {72},
     year = {1968},
     zbl = {0167.04101},
     url = {http://geodesic.mathdoc.fr/item/MOMA_1968__72_177444/}
}