Distinguished Self-Adjoint Extensions of Dirac Operators Constructed by Means of Cutt-Off Potentials.
Generalisation of Rellich's Theorem on Perturbation of (Essentially) Selfadjoin Operators.
A Convergence Theorem for Selfadjoint Operators Applicable to Dirac Operators with Cutoff Potentials.
Holomorphic Operator Families and Stability of Selfadjointness.
Dirac Operations with Strongly Singular Potentials. Distinguished Self-Adjoint Extensions Constructed with a Spectral Gap Theorem and Cut-Off-Potentials.
Beweis eines Lemmas von Ganelius.
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