. "Integrated application of the geographic information system and remote sensing in solving hydrogeological and environmental problems in the central part of Ethiopia and its possible extensive future use" . . . . . . . . . . . "Online-Publikation" . . . . "Strukturgeologie" . . "Strukturgeologie." . "Geoinformationssystem" . . "Geoinformationssystem." . "Satellitenfernerkundung" . . "Satellitenfernerkundung." . "Hydrogeologie" . . "Hydrogeologie." . "Abessinisches Hochland" . . "Abessinisches Hochland." .