@article{RMI_1999_1999_1_a10,
     author = {M\"uller, Detlef and Stein, Elias M.},
     title = {Aproximaci\'on en {Lp} para la ecuaci\'on de onda en el grupo de {Heisenberg.}},
     journal = {Revista matem\'atica iberoamericana},
     pages = {297-332},
     publisher = {mathdoc},
     volume = {15},
     number = {2},
     year = {1999},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/RMI_1999_1999_1_a10/}
}