Pio Granjeiro Batista, J.; Moreira da Silva, F. ENVIRONMENTAL VULNERABILITY EVALUATION IN CAJAZEIRAS CREEK WATERSHED IN THE POTIGUAR SEMIARID - DOI 10.5216 Bgg.V33i1.23632. BGG 2013, 33 (1), 53-72. https://doi.org/10.5216/bgg.v33i1.23632.