[Coll2010]
Collins, C. T. (2010).
Notes on the breeding biology of the white-throated swift in
Southern California.
Bull. Southern California Acad. Sci., 109(2):23–36.
[Kooy2010]
Kooijman, S. (2010).
Dynamic Energy Budget theory for metabolic organisation.
Cambridge Univ. Press, Cambridge.
[PrinPres1991]
Prinzinger, R., A.Preßmar, and Schleucher, E. (1991).
Body temperature in birds.
Comp. Biochem. Physiol., 99A(4):499--506. doi:10.1016/0300-9629(91)90122-S.