TY - JOUR T1 - Delineating shallow Neogene deformation structures in northeastern Pará State using Ground Penetrating Radar JO - Anais da Academia Brasileira de Ciências A1 - Rossetti, Dilce F. SN - 0001-3765 UL - 10.1590/S0001-37652003000200009 VL - 75 Y1 - 2003 PB - Brazil ER -