TY - JOUR AU - Liu, James H. TI - A singular perturbation problem in integrodifferential equations JO - Electronic Journal of Differential Equations PY - 1993 VL - 1993 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/EJDE_1993__1993_2_a0/ LA - en ID - EJDE_1993__1993_2_a0 ER -