Blar i NGU Open Archive på forfatter "Walle, Haileyesus"
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Natural stone in Ethiopia: report from the ETHIONOR program 1996-2001.
Walle, Haileyesus; Heldal, Tom (NGU-Rapport (2001.078), Report, 2001)The investigation and inventory of natural stone in Ethiopia has been a subject within the Ethionor Mineral Resource Program, a cooperation between the geological surveys of Ethiopia (GSE) and Norway (NGU). In this report, ...