Sagamiko, Thadei Damas Modelling optimal control of a threatened prey-predator system :a case of Wildebeest-lion predator relationship in the Serengeti ecosystem Thadei Damas Sagamiko - Dar es Salaam, University of Dar es Salaam; 2016. - xv, 120p. ; ill. : 30cm. includes bibliographical references Subjects--Topical Terms: Predation (Biology)Predatory animalsMathematical models LC Class. No.: THS EAF QL758.T34S23