Mainen ZF, Joerges J, Huguenard JR, Sejnowski TJ. (1995). A model of spike initiation in neocortical pyramidal neurons. Neuron. 15 [PubMed]
Moore JW, Stockbridge N, Westerfield M. (1983). On the site of impulse initiation in a neurone. The Journal of physiology. 336 [PubMed]