@article{1077475899,
author = {Bellman, Richard},
title = {A note on the summability of formal solutions of linear
integral equations},
journal = {Duke Math. J.},
volume = {17},
number = {1},
year = {1950},
pages = { 53-55},
language = {en},
url = {http://dml.mathdoc.fr/item/1077475899}
}
Bellman, Richard. A note on the summability of formal solutions of linear
integral equations. Duke Math. J., Tome 17 (1950) no. 1, pp. 53-55. http://gdmltest.u-ga.fr/item/1077475899/