1. Certain topological properties and duals of the domain of a triangle matrix in a sequence space
2. F. Başar, Summability Theory and Its Applications, Bentham Science Publishers, Istanbul 2000, (p. 402).
3. J. Boos, Classical and Modern Methods in Summability, Oxford University Press. New York, 2000, (p. 600).
4. Note on Convergence and Summability Factors
5. Convergent and bounded Ces�ro sections inFK-spaces