1. Albert R, Jeong H, Barabási AL (2000) Error and attack tolerance of complex networks. Nature 406(6794):378–382. https://doi.org/10.1038/35019019
2. Andrade-Lima D (1981) The Caatinga Dominium Revista Brasileira Botânica 4:149–153
3. Andrade-Lima D (1982) Present-day Forest refuges in Northeastern Brazil. In: Prance GT (ed) Biological Diversification in the Tropics. Columbia University Press, New York, pp 245–251
4. Anfodillo T, Carrer M, Simini F, Popa I, Banavar JR, Maritan, A (2013) An allometry-based approach for understanding forest structure, predicting tree-size distribution and assessing the degree of disturbance. Royal Society b: Biological Sciences 280(1751):20122375. https://doi.org/10.1098/rspb.2012.2375
5. Araújo E, de Castro CC, de Albuquerque UP (2007) Dynamics of Brazilian Caatinga – A review concerning the plants, environment and people. Functional Ecosystems and Communities 1(1):15–28 (http://www.globalsciencebooks.info/Online/GSBOnline/images/0706/FEC_1(1)/FEC_1(1)15-28o.pdf)