TY  - JOUR
A1  - Neidhardt, Hagen
A1  - Zagrebnov, Valentin A.
T1  - Towards the right Hamiltonians for singular perturbations via regularization and extension theory
Y1  - 1996
UR  - https://publishup.uni-potsdam.de/frontdoor/index/index/docId/25813
ER  -