1987/87/2

Ultrapowers of unbounded selfadjoint operators

Generalized Nash-Moser smoothing operators and the structure of Fréchet spaces

On the M-structure of the operator space L(CK)

Multilinear singular integrals involving a derivative of fractional order

Two-weight mixed norm inequalities for maximal operators and extrapolation results for the fractional maximal operator

On ∆-uniform convexity and drop property

On a theorem of Gleason, Kahane and Żelazko