@article{1077474305,
author = {Bellman, Richard},
title = {The boundedness of solutions of infinite systems of linear
differential equations},
journal = {Duke Math. J.},
volume = {14},
number = {1},
year = {1947},
pages = { 695-706},
language = {en},
url = {http://dml.mathdoc.fr/item/1077474305}
}
Bellman, Richard. The boundedness of solutions of infinite systems of linear
differential equations. Duke Math. J., Tome 14 (1947) no. 1, pp. 695-706. http://gdmltest.u-ga.fr/item/1077474305/