by Barboza, P S, Hartbauer, D W, Hauer, W E, Blake, J E
Published in Journal of comparative physiology. B, Biochemical, systemic, and environmental physiology (01.05.2004)

by White, R. G., Rowell, J. E., Hauer, W. E.
Published in Journal of zoology (1987) (01.09.1997)

by Blanchard, J. M., Hauer, W. E.
Published in Rangifer (01.06.1986)