1988/89/2

On a subalgebra of the algebra C([0,1]) whose maximal ideal space is a torus

Regular quasimultipliers of some semisimple Banach algebras

A characterization of homomorphisms in certain Banach involution algebras

On projections in H¹ and BMO

Factors of coalescent automorphisms

Left-invariant degenerate elliptic operators on semidirect extensions of homogeneous groups