Libri di differential operators

Pseudo-differential operators on manifolds with singularities

Differential Equations With Operator Coefficients With Applications To Boundary Value Problems For Partial Differential Equations

Opérateurs différentiels invariants

Spectral analysis in geometry and number theory

Additive operator-difference schemes

Weyl Transforms

Spectra and pseudospectra

Dirac operators and spectral geometry

Theory of Sobolev multipliers

Weyl transforms

Sturm-Liouville theory

Hardy type inequalities for abstract differential operators

Aspects of boundary problems in analysis and geometry

Positive operators