@article{article82a957d4,
title   = {Plant species and habitat structure in a sand dune field in the Brazilian Caatinga: a homogeneous habitat harbouring an endemic biota},
author = {Rocha, Pedro Luís B. da and Queiroz, Luciano Paganucci de and Pirani, José Rubens},
year = {2004},
doi = {10.1590/S0100-84042004000400013},
journal   = {Revista Brasileira de Botanica}
}