- [Wiki]
http://en.wikipedia.org/wiki/Hirundo_rustica.
- [AnAge]
http://genomics.senescence.info/species/entry.php?species=Hirundo_rustica.
- [Harr1975]
Harrison, C. (1975).
A field guide to the nests, eggs and nestlings of British and
European birds.
Collins, London.
- [Kooy2010]
Kooijman, S. (2010).
Dynamic Energy Budget theory for metabolic organisation.
Cambridge Univ. Press, Cambridge.
- [LangVans1989]
Languy, M. and Vansteenwegen, C. (1989).
Influence of parental age on the growth of nestling swallows
(Hirundo rustica).
Ardea, 77:227--232.
- [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.