@article{Brown_JPL_1914, author = "Brown, T. G.", year = "1914", title = "On the nature of the fundamental activity of the nervous centres; together with an analysis of rhythmic activity in progression, and a theory of the evolution of function in the nervous system", booktitle = "Journal of Physiology, London", key = "half-centered oscillator,pattern generator,biology", pages = "18-46", crossref = "p114" }