[1]
D. G. da Silva, A. C. de B. Corrêa, A. de O. Souza, J. S. Melo, R. C. Lamas, and P. R. da C. Nóbrega, “Contribution to the interpretation of the erosive behavion the hills of Guabiraba, Recife - PE, northeastern Brazil: sedimentological analysis of the superficial or strutcuture of the landscape”, S&N, vol. 1, no. 1, May 2005.