@article{EJDE_2008__2008__a87,
     author = {Ma, Ya and Yan, Baoqiang},
     title = {Multiple positive solutions for singular $m$-point boundary-value problems with nonlinearities depending on the derivative},
     journal = {Electronic Journal of Differential Equations},
     publisher = {mathdoc},
     volume = {2008},
     year = {2008},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/EJDE_2008__2008__a87/}
}