TY - RPRT TI - The environment of south-central Tunisia as observed on Landsat scene 206/036 AU - M. J. Grolier AU - P.A. Schultejann PY - 1982 DO - 10.3133/ofr82130 UR - https://pubs.usgs.gov/publication/ofr82130 ID - ofr82130 ER -