The local impacts of land grabbing for biofuel feedstock plantations in Ghana
Vrolijk, F. (Student); Hettema, A.; Vellema, H.
Tree use in Gulu, Uganda : research about the tree-use of the local people of Gulu District
Derksen, S. (Student); Hettema, A.
Common lands in Western Serengeti : problems, challenges and opportunities
Keulen, N. van (Student); Hettema, A.