@article{EJDE_2007__2007__a288,
     author = {Nguyen Thanh Long and Le Xuan Truong},
     title = {Existence and asymptotic expansion of solutions to a nonlinear wave equation with a memory condition at the boundary},
     journal = {Electronic journal of differential equations},
     year = {2007},
     volume = {2007},
     zbl = {1112.35124},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/EJDE_2007__2007__a288/}
}