@article{EJDE_2005__2005__a214,
     author = {Ghouali, Noureddine and Touaoula, Tarik Mohamed},
     title = {Nonautonomous ultraparabolic equations applied to population dynamics},
     journal = {Electronic Journal of Differential Equations},
     publisher = {mathdoc},
     volume = {2005},
     year = {2005},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/EJDE_2005__2005__a214/}
}