@article{MZ_1984__188_173535,
     author = {E.B. Davies},
     title = {Trace {Properties} of the {Dirichlet} {Laplacian.}},
     journal = {Mathematische Zeitschrift},
     pages = {245--252},
     publisher = {mathdoc},
     volume = {188},
     year = {1984},
     zbl = {0573.35072},
     url = {http://geodesic.mathdoc.fr/item/MZ_1984__188_173535/}
}