@article{CLTM_1965_1965_1_a13,
     author = {Carlitz, L.},
     title = {Multiple sums and generating functions.},
     journal = {Collectanea mathematica},
     year = {1965},
     number = {3},
     zbl = {0161.01203},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/CLTM_1965_1965_1_a13/}
}