B. E. Marshall

The problem of water hyacinth in Lake Chivero

B. E. Marshall, 1991 .

The impact of water hyacinth ( Eichhornia crassipes) in a eutrophic subtropical impoundment (Lake Chivero, Zimbabwe). II. Species diversity

Brian Gratwicke, Maarten Stevens, Kelle Moreau, 2003 .

Management of Lake Victoria fishery: Are we looking for easy solutions?

M. Njiru, B. E. Marshall, C. Nyamweya, 2014 .