Chaojin Fu Chongjun Zhu Global Exponential Stability of Cohen-Grossberg Neural Networks with Reaction-Diffusion and Dirichlet Boundary Conditions. 59-65 2007 conf/icic/2007-2 ICIC (2) http://dx.doi.org/10.1007/978-3-540-74205-0_7 db/conf/icic/icic2007-2.html#FuZ07