• [Wiki] http://en.wikipedia.org/wiki/Cecropis_semirufa.
  • [avibase] https://avibase.bsc-eoc.org/species.jsp?lang=EN&avibaseid=958F4A5E90FEB8C7&sec=lifehistory.
  • [Earl1989] Earlé, R. A. (1989). Breeding biology of the redbreasted swallow Hirundo semirufa. Ostrich, 60(1):13–21. doi:10.1080/00306525.1989.9634499.
  • [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.