1) Spectral measures and moment problems .
2) Unbounded normal algebras and spaces of fractions.
3) Quotient morphisms, compositions, and Fredholm index (with Dana Gheorghe).
4) Unbounded extensions and operator moment problems (with E. Albrecht).
5) Quaternionic Cayley transform revisited.
6) Spectral theory for linear relations via linear operators (with Dana Gheorghe).
7) Dimensional stability in truncated moment problems.