@article{2290, author = {Carlitz, L.}, title = {The singular series for a single square}, journal = {Portugaliae mathematica}, volume = {16}, year = {1957}, pages = {7-10}, zbl = {0080.03403}, mrnumber = {0097368}, language = {en}, url = {http://dml.mathdoc.fr/item/2290} }
Carlitz, L. The singular series for a single square. Portugaliae mathematica, Tome 16 (1957) pp. 7-10. http://gdmltest.u-ga.fr/item/2290/