92D30(5) stability(3) 92D25(3) Reproduction number(3) 92D40(3) 92B05(3) malaria(3) Optimal control(2) Periodic solution(2) Backward bifurcation(2) Malaria transmission(2) 37N25(2) Mathematical modelling(2) 39A10(2) global stability(2) Malaria model(2) vector-borne diseases(2) Epidemiology(1) protected travellers(1) Asymptomatic carrier(1) 65L12(1) Lozinski measure(1) diffusion(1) Imported malaria cases(1) Sterile mosquito(1) 92D15(1) sterile mosquitoes(1) Dysentery epidemic(1) serotype replacement(1) Vector-bias malaria model(1)