1. L. S. Bosanquet, Note on Convergence and Summability Factors III. Proc. London Math. Soc. (2)50, Sect. 2, 482?496 (1949).
2. M. Buntinas, One Toeplitz sections in sequence spaces. Math. Proc. Cambridge Phil. Soc.78, 451?460 (1975).
3. J. DeFranza andD. J. Fleming, N�rlund Polynomial Methods onBK spaces. Houston J. Math. (4)9, 447?453 (1983).
4. J. DeFranza andD. J. Fleming, N�rlund Polynomials Methods of TypeM(E). Houston J. Math. (3)10, 371?381 (1984).
5. J.DeFranza and D. J.Fleming, Sequence Spaces and Summability Factors. Math. Z., to appear.