[Kilg1969]
Kilgore, D. L. (1969).
An ecological study of the swift fox (Vulpes velox) in the
Oklahoma Panhandle.
The American Midland Naturalist, 81(2):512--534.
[Kooy2010]
Kooijman, S. (2010).
Dynamic Energy Budget theory for metabolic organisation.
Cambridge Univ. Press, Cambridge.