TY - BOOK
AU - Beaven, P. J.
AU - Robinson, R.
AU - Aklilu, Kassaye
TI - The performance of experimental weathered basalt gravel roads in ethiopia
PB - TRRL
PY - 1988
BT - Research report / Transport and Road Research Laboratory, Department of Transport ; 147
CY - Crowthorne
UR - http://slubdd.de/katalog?TN_libero_mab2
ER -
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