Authors: TADESSE S ZERIHUN D

Citation: S. Tadesse et D. Zerihun, COMPOSITION, FRACTIONATION TREND AND ZONING ACCRETION OF THE COLUMBITE-TANTALITE GROUP OF MINERALS IN THE KENTICHA RARE-METAL FIELD (ADOLA,SOUTHERN ETHIOPIA), Journal of African earth sciences, and the Middle East, 23(3), 1996, pp. 411-431

Authors: KAHURANANGA J ALEMAYEHU Y TADESSE S BEKELE T

Citation: J. Kahurananga et al., INFORMAL SURVEYS TO ASSESS SOCIAL FORESTRY AT DIBANDIBA AND ALETA-WENDO, ETHIOPIA, Agroforestry systems, 24(1), 1993, pp. 57-80