1. Abolafya, M., 2011. Environmental Distribution Modeling of Resident and Migratory Passerine Birds from Turkey from a Climate Change Perspective. M.Sc. Thesis, Boğaziçi University, İstanbul.
2. Aguilar, A., Lowry, L., 2008. Monachus monachus. In: IUCN Red List of Threatened Species, Version 2009.2. (accessed 15.01.10).
3. Akatay, 2011. The Turkish picnic has become more than a family affair. Hürriyet Daily News. (accessed 20.05.11).
4. Rivers of Turkey;Akbulut,2009
5. Bald ibis (Geronticus eremita) population in Turkey - an evaluation of the captive breeding project for reintroduction;Akçakaya;Biological Conservation,1990