{"id":"001405294","type":"article","title":"Dunes and megadunes in the southern Namib Erg and the southern Great Sand Sea - a transcontinental comparison","publisher":"Heinrich-Barth-Institut","publisher-place":"Köln","pages":"58-59","container-title":"Atlas of cultural and environmental change in arid Africa","author":[{"family":"Besler","given":"Helga"}],"issued":{"raw":"2007"}}