TY - JOUR AU - Walcher, Sebastian AU - Zanders, Christian TI - Strong monotonicity for analytic ordinary differential equations JO - Electronic Journal of Differential Equations PY - 2009 VL - 2009 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/EJDE_2009__2009__a148/ LA - en ID - EJDE_2009__2009__a148 ER -