@article{MZ_1990__203_3_174155,
     author = {Vladimir Georgiev},
     title = {Global {Solution} of the {System} of {Wave} and {Klein-Gordon} {Equations.}},
     journal = {Mathematische Zeitschrift},
     pages = {683--698},
     publisher = {mathdoc},
     volume = {203},
     number = {3},
     year = {1990},
     zbl = {0671.35052},
     url = {http://geodesic.mathdoc.fr/item/MZ_1990__203_3_174155/}
}