@article{01999253,
title = {Nonlinear systems of differential inequalities and solvability of certain boundary value problems.},
journal = {Journal of Inequalities and Applications [electronic only]},
volume = {6},
year = {2001},
pages = {199-226},
doi = {10.1155/S1025583401000121},
zbl = {1039.34013},
language = {en},
url = {http://dml.mathdoc.fr/item/01999253}
}
Rachůnková, Irena; Tvrdý, Milan. Nonlinear systems of differential inequalities and solvability of certain boundary value problems.. Journal of Inequalities and Applications [electronic only], Tome 6 (2001) pp. 199-226. doi : 10.1155/S1025583401000121. http://gdmltest.u-ga.fr/item/01999253/