@article{ZAA_2000__19_1_48885,
     author = {Damm, M.},
     title = {Constructive branching theory for semi-eigenvalues. {(Konstruktive} {Verzweigungstheorie} f\"ur {Halbeigenwerte.)}},
     journal = {Zeitschrift f\"ur Analysis und ihre Anwendungen},
     pages = {239--253},
     publisher = {mathdoc},
     volume = {19},
     number = {1},
     year = {2000},
     zbl = {0968.47032},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/ZAA_2000__19_1_48885/}
}