@article{PORMA_2004__61_1_50955,
     author = {Benaddi, Ahmed},
     title = {Optimal energy decay rate of coupled wave equations.},
     journal = {Portugaliae mathematica},
     pages = {81--96},
     publisher = {mathdoc},
     volume = {61},
     number = {1},
     year = {2004},
     zbl = {1047.35089},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/PORMA_2004__61_1_50955/}
}