Mills, D. B., Francis, W. R., Vargas, S., Larsen, M., Elemans, C. P., Canfield, D. E., & Wörheide, G. (2018). The last common ancestor of animals lacked the HIF pathway and respired in low-oxygen environments. eLife.

Mills, Daniel B., Warren R. Francis, Sergio Vargas, Morten Larsen, Coen PH Elemans, Donald E. Canfield, và Gert Wörheide. "The Last Common Ancestor of Animals Lacked the HIF Pathway and Respired in Low-oxygen Environments." ELife 2018.

Mills, Daniel B., et al. "The Last Common Ancestor of Animals Lacked the HIF Pathway and Respired in Low-oxygen Environments." ELife 2018.