@article{02171570, title = {Twin positive solutions for three-point boundary value problems of higher-order differential equations.}, journal = {International Journal of Mathematics and Mathematical Sciences}, volume = {2004}, year = {2004}, pages = {2049-2063}, doi = {10.1155/S0161171204309063}, zbl = {1079.34008}, language = {en}, url = {http://dml.mathdoc.fr/item/02171570} }
Liu, Yuji; Ge, Weigao. Twin positive solutions for three-point boundary value problems of higher-order differential equations.. International Journal of Mathematics and Mathematical Sciences, Tome 2004 (2004) pp. 2049-2063. doi : 10.1155/S0161171204309063. http://gdmltest.u-ga.fr/item/02171570/