@article{03606959,
title = {Hammerstein integral equations with indefinite kernel.},
journal = {International Journal of Mathematics and Mathematical Sciences},
volume = {1},
year = {1978},
pages = {187-201},
doi = {10.1155/S0161171278000228},
zbl = {0391.45007},
language = {en},
url = {http://dml.mathdoc.fr/item/03606959}
}
Castro, Alfonso. Hammerstein integral equations with indefinite kernel.. International Journal of Mathematics and Mathematical Sciences, Tome 1 (1978) pp. 187-201. doi : 10.1155/S0161171278000228. http://gdmltest.u-ga.fr/item/03606959/