@article{01910308, title = {A Hartman-Nagumo inequality for the vector ordinary }, journal = {Journal of Inequalities and Applications [electronic only]}, volume = {7}, year = {2002}, pages = {701-725}, doi = {10.1155/S102558340200036X}, zbl = {1041.34011}, language = {en}, url = {http://dml.mathdoc.fr/item/01910308} }
Mawhin, Jean; Ureña, Antonio J. A Hartman-Nagumo inequality for the vector ordinary . Journal of Inequalities and Applications [electronic only], Tome 7 (2002) pp. 701-725. doi : 10.1155/S102558340200036X. http://gdmltest.u-ga.fr/item/01910308/