1. Anonymous 1985a Asset stripping in Tanzania threatens endemics, Oryx 19: 194
2. Anonymous, 1985b. African Violets may Disappear from the Wild. New Scientist, 1454, p. 7.
3. The ecology of Maesopsis invasion and dynamics of the evergreen forest of the East Usambaras, and their implications for forest conservation and forestry practices;Binggeli,1989
4. Inventory of rain forest catchments. Some ideas concerning establishment of a reference area in Nguru Mountains, Morogoro Region;Bjørndalen,1990
5. An ecological approach to the inventory and monitoring of rain forest catchments in Tanzania;Bjørndalen,1991