TY - JOUR AU - Alves, C.O. TI - Multiple positive solutions for equations involving critical Sobolev exponent in $\bbfR\sp N$ JO - Electronic Journal of Differential Equations PY - 1997 VL - 1997 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/EJDE_1997__1997__a31/ LA - en ID - EJDE_1997__1997__a31 ER -