@article{BUMI_1957_3_12_1_a4,
     author = {Carlitz, Leonard},
     title = {The number of points on certain cubic surfaces over a finite  field.},
     journal = {Bollettino della Unione matematica italiana},
     pages = {19--21},
     publisher = {mathdoc},
     volume = {Ser. 3, 12},
     number = {1},
     year = {1957},
     zbl = {0077.26105},
     mrnumber = {87673},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/BUMI_1957_3_12_1_a4/}
}