TY - JOUR AU - Ahmad, Bashir AU - Ntouyas, Sotiris K. TI - Initial value problems of fractional order Hadamard-type functional differential equations JO - Electronic journal of differential equations PY - 2015 VL - 2015 UR - http://geodesic.mathdoc.fr/item/EJDE_2015__2015__a58/ LA - en ID - EJDE_2015__2015__a58 ER -