@article{EJDE_2008__2008__a73,
     author = {Dang Duc Trong and Nguyen Huy Tuan},
     title = {A nonhomogeneous backward heat problem: regularization and error estimates},
     journal = {Electronic Journal of Differential Equations},
     publisher = {mathdoc},
     volume = {2008},
     year = {2008},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/EJDE_2008__2008__a73/}
}