RT Journal Article SR Electronic(1) A1 R. Andrade Afonso, A. A1 Rocha, R. A1 Gonçalves, R. A1 A. Mendes Victor, L.YR 1999 T1 The resistivity method in groudwater flow and voids detection JF , VO OP SP cp-35-00155 DO https://doi.org/10.3997/2214-4609.201406521 PB European Association of Geoscientists & Engineers, SN 2214-4609, AB , UL https://www.earthdoc.org/content/papers/10.3997/2214-4609.201406521