Guoguang Wen Yongguang Yu Zhaoxia Peng Wei Hu Traveling Wave Solutions in a One-Dimension Theta-Neuron Model. 909-918 2009 ISNN (1) http://dx.doi.org/10.1007/978-3-642-01507-6_103 conf/isnn/2009-1 db/conf/isnn/isnn2009-1.html#WenYPH09