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Contributions to the early history of Saudi Arabia : initial results of the Saudi-Belgian research project in the region of the Al-Ghat governorate
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Short trips and central places: the home-school distances in the Flemish primary education system (Belgium)
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Gully cut- and- fill cycles as related to agromanagement : a historical curve number simulation in the Tigray Highlands
Reappraisal of the extinct seal 'Phoca' vitulinoides from the Neogene of the North Sea Basin, with bearing on its geological age, phylogenetic affinities, and locomotion