G. C. O. Menino, Y. R. F. Nunes, R. M. Santos, G. W. Fernandes, and L. A. Fernandes, “ENVIRONMENTAL HETEROGENEITY AND NATURAL REGENERATION IN RIPARIAN VEGETATION OF THE BRAZILIAN SEMI-ARID REGION”, Edinburgh J. Bot., vol. 69, no. 1, pp. 29–51, Feb. 2012, doi: 10.1017/S0960428611000400.