TY - JOUR AU - Engländer, János AU - Simon, Péter L. TI - Nonexistence of solutions to KPP-type equations of dimension greater than or equal to one JO - Electronic Journal of Differential Equations PY - 2006 VL - 2006 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/EJDE_2006__2006__a81/ LA - en ID - EJDE_2006__2006__a81 ER -