APA (7th ed.) Citation

Barrio, R., Zhang, L., & Maini, P. (1997). Hierarchically coupled ultradian oscillators generating robust circadian rhythms.

Chicago Style (17th ed.) Citation

Barrio, R., L. Zhang, and P. Maini. Hierarchically Coupled Ultradian Oscillators Generating Robust Circadian Rhythms. 1997.

MLA (9th ed.) Citation

Barrio, R., et al. Hierarchically Coupled Ultradian Oscillators Generating Robust Circadian Rhythms. 1997.