@article{1102905996, author = {Gupta, A. K.}, title = {Generalisation of a ``square'' functional equation.}, journal = {Pacific J. Math.}, volume = {61}, number = {2}, year = {1975}, pages = { 419-422}, language = {en}, url = {http://dml.mathdoc.fr/item/1102905996} }
Gupta, A. K. Generalisation of a ``square'' functional equation.. Pacific J. Math., Tome 61 (1975) no. 2, pp. 419-422. http://gdmltest.u-ga.fr/item/1102905996/