@article{BUMI_1964_3_19_2_a1,
     author = {Carlitz, Leonard},
     title = {Characterization of certain $q$-identities.},
     journal = {Bollettino della Unione matematica italiana},
     pages = {98--105},
     publisher = {mathdoc},
     volume = {Ser. 3, 19},
     number = {2},
     year = {1964},
     zbl = {0132.25201},
     mrnumber = {170141},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/BUMI_1964_3_19_2_a1/}
}