Used as a generic bursting model in R. Bertram, M. Butte, T. Kiemel, and A. Sherman. 1995. Topological and phenomenological classification of bursting mechanisms. Bull. Math. Biol. 57:413-439. [PubMed]
Adapted from: T. R. Chay and D. Cook. 1988. Endogenous Bursting Patterns in Excitable Cells. Math. Biosci. 1988. 90(1-2):139 – 153. [doi]