Summability Theory And Its Applications:
Feyzi Basar
[88] H. Bilgiç, H. Furkan, On the ne spectrum of the generalized di erence operator B(r, s) over the sequence spaces lp and ... [96] B. Choudhary, S.K. Mishra, On Köthe-Toeplitz duals of certain sequence spaces and their matrix transformations, ...