On the absolute convergence factors of an orthogonal series
On the absolute Harmonic summability factors of a Fourier series.
On the absolute Riesz summability factors.
On the absolute summability factors of infinite series
On the generalized Cesàro summability factors.
On summability factors.
Quasi -power increasing sequences.
Sätze vom Mazur-Orlicz-Typ
Sequence Spaces and Summability Factors.
Some properties of the -method of summability in complete ultrametric fields
Summability factors for generalized absolute Riesz summability I
Summability Factors for Lower-Semi-Matrix Transformations.
Summability factors involving Orlicz metrics