@article{EJDE_2009__2009__a102,
     author = {Su, Xinwei and Zhang, Shuqin},
     title = {Solutions to boundary-value problems for nonlinear differential equations of fractional order},
     journal = {Electronic Journal of Differential Equations},
     publisher = {mathdoc},
     volume = {2009},
     year = {2009},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/EJDE_2009__2009__a102/}
}