TY - JOUR AU - Ma, Ya AU - Yan, Baoqiang TI - Multiple positive solutions for singular $m$-point boundary-value problems with nonlinearities depending on the derivative JO - Electronic Journal of Differential Equations PY - 2008 VL - 2008 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/EJDE_2008__2008__a87/ LA - en ID - EJDE_2008__2008__a87 ER -