@article{MZ_1994__216_4_174671,
     author = {Matthias Hieber},
     title = {Spectral theory and {Cauchy} problems on {Lp} spaces.},
     journal = {Mathematische Zeitschrift},
     pages = {613--628},
     publisher = {mathdoc},
     volume = {216},
     number = {4},
     year = {1994},
     zbl = {0905.47035},
     url = {http://geodesic.mathdoc.fr/item/MZ_1994__216_4_174671/}
}