ACTA SCIENTIARUM MATHEMATICARUM (Szeged)

Characterizations of regular varieties

B. Csákány

On certain classes of $\sum$-structures

F. Gécseg

Über reguläre Mannigfaltigkeiten

E. T. Schmidt

Über Gruppoid-Verbände. I

O. Steinfeld

Noethersche Ringe, die artinsch sind

A. Kertész

Some characterizations of two-sided regular rings

S. Lajos, F. Szász

Characterization of completely regular inverse semigroups

S. Lajos

On a characterization of ordered algebraic systems

E. Fried

Local and residual properties in bicategories

R. Wiegandt

Systems of equations over semigroups

R. Juhász

On the congruences of finitely generated free semigroups

A. Ádám, G. Pollák

Generalization of inequalities of Hardy and Littlewood

L. Leindler

Complément à l'étude des opérateurs de classe $C_0$

C. Foiaş, B. Sz.-Nagy

Non-existence of unicellular operators on certain non-separable Banach spaces

C. Foiaş, J. Szűcs, E. Máté

The shell of a Hilbert-space operator. II

Ch. Davis

Truncated moment problems

T. Ando

Unitary dilations and coisometric extensions

J. A. Deddens

On operator representations of function algebras

D. Gaspar

The Hilbert matrix as a singular integral operator

J. Rovnyak

Zum globalen Saturationsproblem der Folge der Bernsteinoperatoren

R. Schnabl

On the uniform convergence of Fourier transforms on groups

C. Georgakis

Elementary estimates for certain types of integers

E. Cohen, K. J. Davis