TY - RPRT TI - Evaluation of LANDSAT-2 (ERTS) images applied to geologic structures and mineral resources of South America: Type II progress report for period June 30, 1975-June 30, 1976 AU - William D. Carter AU - William S. Kowalik PY - 1976 UR - https://pubs.usgs.gov/publication/70231229 ID - 70231229 ER -