@article{01563280,
title = {Positive decreasing solutions of systems of second order singular differential equations.},
journal = {Journal of Inequalities and Applications [electronic only]},
volume = {5},
year = {2000},
pages = {581-602},
doi = {10.1155/S1025583400000321},
zbl = {0972.34003},
language = {en},
url = {http://dml.mathdoc.fr/item/01563280}
}
Kusano, Takaŝi; Tanigawa, Tomoyuki. Positive decreasing solutions of systems of second order singular differential equations.. Journal of Inequalities and Applications [electronic only], Tome 5 (2000) pp. 581-602. doi : 10.1155/S1025583400000321. http://gdmltest.u-ga.fr/item/01563280/