Chiesa N, Rosati B, Arcangeli A, Olivotto M, Wanke E. (1997). A novel role for HERG K+ channels: spike-frequency adaptation. The Journal of physiology. 501 ( Pt 2) [PubMed]
Clay JR, Paydarfar D, Forger DB. (2008). A simple modification of the Hodgkin and Huxley equations explains type 3 excitability in squid giant axons. Journal of the Royal Society, Interface. 5 [PubMed]