@article{PORMA_2005__62_2_52170,
     author = {Ouedraogo, Albert and Traore, Oumar},
     title = {Optimal control for a nonlinear population dynamics problem.},
     journal = {Portugaliae mathematica},
     pages = {217--229},
     publisher = {mathdoc},
     volume = {62},
     number = {2},
     year = {2005},
     zbl = {1082.92038},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/PORMA_2005__62_2_52170/}
}