Rattenborg, N. C., Voirin, B., Cruz, S. M., Tisdale, R., Dell'Omo, G., Lipp, H., . . . Vyssotski, A. L. (2016). Evidence that birds sleep in mid-flight. Nat Commun.

Rattenborg, Niels C., Bryson Voirin, Sebastian M. Cruz, Ryan Tisdale, Giacomo Dell'Omo, Hans-Peter Lipp, Martin Wikelski, και Alexei L. Vyssotski. "Evidence That Birds Sleep in Mid-flight." Nat Commun 2016.

Rattenborg, Niels C., et al. "Evidence That Birds Sleep in Mid-flight." Nat Commun 2016.