S. Cunha

River channel restoration: guiding principles for sustainable projects

S. Cunha, 2010 .

Geo-environmental analysis and identification of degraded areas susceptible to desertification in a semi-arid, tropical ecozone: the Acaraú river basin in northeastern Brazil

S. Cunha, Flávio Rodrigues de Nascimento, Marcos José Nogueira de Souza, 2005, Sociedade & Natureza.