Corre？？o de terreno para dados de aerogradiometria gravimétrica 3D-FTG no Quadrilátero Ferrífero, Minas Gerais, Brasil

the aim of this research is to show the application of terrain correction to 3d-ftg data at baú-gandarela, quadrilatério ferrífero region at minas gerais state, brazil. for this purpose we have used different digital terrain models with distinct resolutions (srtm versus lidar).