@article{01180639,
title = {Asymptotic theory for a critical case for a general fourth-order differential equation.},
journal = {International Journal of Mathematics and Mathematical Sciences},
volume = {21},
year = {1998},
pages = {479-488},
doi = {10.1155/S0161171298000684},
zbl = {0904.34044},
language = {en},
url = {http://dml.mathdoc.fr/item/01180639}
}
Al-Hammadi, A.S.A. Asymptotic theory for a critical case for a general fourth-order differential equation.. International Journal of Mathematics and Mathematical Sciences, Tome 21 (1998) pp. 479-488. doi : 10.1155/S0161171298000684. http://gdmltest.u-ga.fr/item/01180639/