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@article{PORMA_1994__51_4_47265, author = {Emmanuele, Giovanni}, title = {An existence theorem for {Hammerstein} integral equations.}, journal = {Portugaliae mathematica}, pages = {607--611}, publisher = {mathdoc}, volume = {51}, number = {4}, year = {1994}, zbl = {0823.45004}, language = {en}, url = {http://geodesic.mathdoc.fr/item/PORMA_1994__51_4_47265/} }
Emmanuele, Giovanni. An existence theorem for Hammerstein integral equations.. Portugaliae mathematica, Tome 51 (1994) no. 4, pp. 607-611. http://geodesic.mathdoc.fr/item/PORMA_1994__51_4_47265/