@article{1077491563, author = {Rosser, Barkley and Walker, R. J.}, title = {The algebraic theory of diabolic magic squares}, journal = {Duke Math. J.}, volume = {5}, number = {1}, year = {1939}, pages = { 705-728}, language = {en}, url = {http://dml.mathdoc.fr/item/1077491563} }
Rosser, Barkley; Walker, R. J. The algebraic theory of diabolic magic squares. Duke Math. J., Tome 5 (1939) no. 1, pp. 705-728. http://gdmltest.u-ga.fr/item/1077491563/