@article{1077474850, author = {Zimmerberg, Hyman J.}, title = {Definite integral systems}, journal = {Duke Math. J.}, volume = {15}, number = {1}, year = {1948}, pages = { 371-388}, language = {en}, url = {http://dml.mathdoc.fr/item/1077474850} }
Zimmerberg, Hyman J. Definite integral systems. Duke Math. J., Tome 15 (1948) no. 1, pp. 371-388. http://gdmltest.u-ga.fr/item/1077474850/