@article{MZ_1996__222_3_174900, author = {Johannes Brasche and Hagen Neidhardt}, title = {On the singular continuous spectrum of self-adjoint extensions.}, journal = {Mathematische Zeitschrift}, pages = {533--542}, publisher = {mathdoc}, volume = {222}, number = {3}, year = {1996}, zbl = {0849.47005}, url = {http://geodesic.mathdoc.fr/item/MZ_1996__222_3_174900/} }