TY  - JOUR 
T1  - Exploratory assessment of groundwater vulnerability to pollution in the Sordo River Basin, Northeast of Portugal
JO  - Rem: Revista Escola de Minas
A1  - Fraga, Cátia Marisa
A1  - Fernandes, Luís Filipe Sanches
A1  - Pacheco, Fernando António Leal
A1  - Reis, Cristina
A1  - Moura, João Paulo
SN  - 0370-4467
UL  - 10.1590/S0370-44672013000100007
VL  - 66 
Y1  - 2013
PB  - Brasil 
ER  -