Butera RJ, Rinzel J, Smith JC. (1999). Models of respiratory rhythm generation in the pre-Bötzinger complex. I. Bursting pacemaker neurons. Journal of neurophysiology. 82 [PubMed]
Rubin JE, Shevtsova NA, Ermentrout GB, Smith JC, Rybak IA. (2009). Multiple rhythmic states in a model of the respiratory central pattern generator. Journal of neurophysiology. 101 [PubMed]